Answers created by F. Javier B.

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• Solve 7x-4y=8?
  
• How is the graph of #g(x)=-4x^2# related to the graph of #f(x)=x^2#?
  
• How do you write #x > -17# as a set notation and interval notation?
  
• What is the product of 5’2 and 2?
  
• What does #(x,y)# mean?
  
• How do you convert 5i into a polar form?
  
• If a1=a2=a3 then can i say a1=a2=a3=1 ?
  
• What is the definition of a circle?
  
• What is the DeMoivre's theorem used for?
  
• Find The Sum of the Integers Between 50 and 200 which are divisible by 5 ?
  
• How do you find the 5th term of a geometric sequence whose first term is 4 and whose common ratio is -2?
  
• Define algebra in terms that I can easily understand?
  
• Find the value of x for exp(3x)=e ?
  
• How to find the indicated term of the Fibonacci Sequence? 13th term
  
• Find the decimal representation of the following rational number a 259/3 ?
  
• Is #x=y^2-2# a function?
  
• How do you write an equation for an ellipse centered at the origin that is 14 units wide and 8 units high?
  
• How do you expand #(r+3)^5# using Pascal’s Triangle?
  
• What is the standard form of the equation of a circle with a center(1,-2) and passes through (6,-6)?
  
• How do you solve #logy = log16 + log49#?
  
• How do you test the improper integral #int (x^2+2x-1)dx# from #[0,oo)# and evaluate if possible?
  
• How to do the following question?
  
• How do I standardise scores?
  
• What is complex conjugate of #i#?
  
• What is a quadratic function?
  
• How to find the sum of the first 7 terms of the geometric sequence: 24, 12, 6, 3, ..... ?
  
• How many ways are there to select 4 cards from a standard deck of 52 cards (how many combinations are there)?
  
• How do you solve #abs(4x+2)<6#?
  
• Gym A charges a registration fee of $75 plus $35.75 per month for members. Gym B charges a registration fee of $164 plus $17.95 for members. After how many months would the total cost at Gym B and Gym A to be the same for members?
  
• If #A= <8 ,3 ,-1 ># and #B= <6 ,4 ,3 >#, what is #A*B -||A|| ||B||#?
  
• A circle's center is at #(9 ,1 )# and it passes through #(5 ,4 )#. What is the length of an arc covering #(pi ) /3 # radians on the circle?
  
• How to find the 1st term, the common difference, and the nth term of the arithmetic sequence described below? (1) 4th term is 11; 10th term is 29 (2) 8th term is 4; 18th term is -96
  
• What is #9 xx 7 = #?
  
• Given #y=3x^2 - 2#, why/how is #x= sqrt(3)*t# and #y = t^2 -2# the parametric equations?
  
• can u help me write an equation in point-slope form for the line through the given point with the given slope? (9, –1); m = 4/3
  
• Which is a recursive formula for the sequence 99.4, 0, –99.4, –198.8, where f(1) = 99.4?
  
• How do you evaluate #\ln ( 5^ { 6} \cdot 12) ^ { 4}#?
  
• What are the exact values of (listed below)?
  
• How do you write a polynomial function of least degree that has real coefficients, the following given zeros 1,-4, 5 and a leading coefficient of 1?
  
• Which has greater kinetic energy a 2 kg mass moving at 3 m/s,or,a 1 kg mass moving at 6 m/s?
  
• Can u help me with this ?
  
• What is the difference between collinear and coplanar?
  
• How do you divide #(6-3i)/(2+i)#?
  
• How to do this question?
  
• What is R*.?
  
• What is the Newton's version of Kepler's third law?
  
• Find the value of k if f(x) has three distinct real roots ?
  
• How do you write -5.5 as a decimal and a fraction?
  
• Which of the following represents a function?
  
• How do you solve the triangle given #triangleABC, a=8, mangleB=35, mangleC=55#?
  
• How do you use log to verify that 10 = 5 * 2 ?
  
• What is the difference between set notation and interval notation?
  
• What is the Cartesian form of #r^2+theta = -tan^2theta+4sec^2theta #?
  
• Does #tan300-tan30=tan270#?
  
• What is the polar form of #-2 + 9i#?
  
• Find the standard equation of the circle: C(-5,6) tangeant to y axis?
  
• How do you write #x-5=0# in standard form?
  
• What is the answer to this problem with explanation?
  
• How do you solve using the completing the square method #2x^2-8x-3=0#?
  
• If #vecu=(3,-1)# and #vecv=(-6,4)#, then how do you find the angle between #u# and #v# vectors?
  
• If #A= <4, 3 ,-1 ># and #B= <8 ,7 ,6 >#, what is #A*B -||A|| ||B||#?
  
• What is the trigonometric form of # 8 e^( ( 7 pi)/12 i ) #?
  
• Cups A and B are cone shaped and have heights of #25 cm# and #26 cm# and openings with radii of #9 cm# and #7 cm#, respectively. If cup B is full and its contents are poured into cup A, will cup A overflow? If not how high will cup A be filled?
  
• How do you find the term n=20, given the arithmetic sequence #a_1=-4# and d=-9?
  
• How do you sketch the graph #y=x^4-2x^3+2x# using the first and second derivatives?
  
• At the beginning of an experiement, there are 100 bacteria in a certain culture. If the number of bacteria doubles every hour, how many bacteria will be in the culture at the end of 6 hours? A. 200 b. 600 c. 3200 d. 6400
  
• Please help find the coordinates for the following parabola ?
  
• What is the equation of the tangent line of #f(x) =xlnx-e^(3/x)# at # x = 2#?
  
• How do you solve #1+cosx-2sin^2x=0# and find all solutions in the interval #0<=x<360#?
  
• Prove that the radius of the circle with equation x² + y² = 25 is perpendicular on the tangent line in P(3,4) to the circle? Thank you!
  
• Identify and explain any restrictions on the variable x in the expression #sqrt(4x-2)#?
  
• How do you simplify the expression -2b + b?
  
• In the limit #lim_(x->1^-)1/(1-x^2)=oo#, how do you find #delta>0# such that whenever #1-delta<x<1#, #1/(1-x^2)>100#?
  
• How do you use the limit definition to prove a limit exists?
  
• Can any anyone explain how #x^2+4x+2# become #(x-sqrt2+2)(x+sqrt2+2)# #x^2+4x+2=(x-sqrt2+2)(x+sqrt2+2)# helppppp??
  
• How do you use partial fraction decomposition to decompose the fraction to integrate #26/(6x^2+5x-6)#?
  
• What is x if #log_4 x=2 - log_4 (x+6)#?
  
• What is the solution to the system of equations when graphed? y=-2x+3 y=-4x+15
  
• How do you find the value of #csc ((pi)/3)#?
  
• A circle has a radius of 12 centimeters. How do you find the diameter and circumference of the circle? What is the maximum length of any chord of this circle?
  
• How do you simplify #sqrt6+sqrt6#?
  
• When we have 1,3,5 and 7 whats is a tn and explain the differences in words?
  
• What is the logarithmic form of the equation #e^(5x) = 4768#?
  
• 1. Algebra: Consider the arithmetic sequence 87, 83, 79, 75, . . .. (You may assume that the pattern displayed continues for the whole sequence.)?
  
• What are the conic sections of the following equations #4x ^2 + 4y ^2 - 60=0#?
  
• How do you find the center and radius of the circle given #x^2+y^2-6y-16=0#?
  
• How do you find the exact value of sin (x) when cos (x) = 3/5 and the terminal side of x is in quadrant 4?
  
• What is the next term in the pattern: 0.2, 0.22, 0.222?
  
• What is the next term in the geometric sequence -4,-12, 36 ?
  
• How do you solve #sqrt(b+4)<=6#?
  
• How do you find the inverse of #log _ 1.25 (x)=y#?
  
• What is the measure of angle c?
  
• How to use geometry progession in this situation ?
  
• If #sin A = 1/3# and 0< A < 90, then what is cos A?
  
• How do you integrate #int((2x-5)/x)#?
  
• How do you use the remainder theorem to find which if the following is not a factor of the polynomial #x^3-5x^2-9x+45 div x-3#?
  
• How do you find an expression for #sin(x)# in terms of #e^(ix)# and #e^(ix)#?
  
• How do you write #32^(-3/5)# in radical form?
  
• Which of the following could be cube of an integer? 1) 1 2) 125 3) 343 A)1 only B) 2 only C) 1 and 3 D) 1,2 and 3
  
• What is the exact value of tan 30?
  
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