Answers created by Alan N.

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• The additive inverse of -11 by -25 ?
  
• Find the tangent line of 10^x at(1;10)?
  
• How do you graph a polynomial function?
  
• How do you graph and solve #3abs( x+2)<0#?
  
• Find the sum of a finite geometric sequence from n = 1 to n = 6, using the expression −2(5)^n − 1? 1,223 −1,023 7,812 −7,812
  
• Hypotenuse=32 opposite=54 find the adjascent?
  
• What is the range if f(x) = 3x - 9 and domain: -4,-3,0,1,8?
  
• If I know the quadratic formula, why must I also know how to complete the square?
  
• How do you graph #y=2^x#?
  
• Why do you not change the inequality sign when you are adding or subtracting?
  
• The sum of 2 consecutive odd integers is always a multiple of 4. Providing proof, is the statement true or false?
  
• How do you find the inflection point and concavity of #f(x)=x^(4)*ln (x)#?
  
• How do you solve absolute value inequalities?
  
• How do you sketch the graph of #y=(x-5)^2# and describe the transformation?
  
• How do you graph #y=3(1.9)^x#?
  
• #F(z)= z^2 - z -2# how describe it and write a essay about it? Need to relate what?
  
• How do you factor #x^4 – y^4#?
  
• How do you write a polynomial in standard form, then classify it by degree and number of terms #z^2-z^4+2z^2 #?
  
• How do I use graph of a quadratic equation like #f(x) = x^2 + 2# to find #f(2)#?
  
• Solve for x in #pi^x=-2x^2+6x-9#?
  
• How do you evaluate #log_0.8 (12)#?
  
• Whate is the practical application of logarithm?
  
• How do you graph the inequality #4x-2y<-3#?
  
• Thoughts on the recent announcement made about the future of the Socratic website? Share them here!
  
• How would you solve to find the equation of the tangent line to the curve #for y = (1+x) cos x# at the given point (0,1)?
  
• Given the nth term for each sequence below, how to find the sum of the first 20 terms? (1) #a_n=4n+1# (2) #a_n=n+1/2#
  
• How do you solve and graph #m-2< -8# or #m/8>1#?
  
• F(x)=-3x+6 graph it?
  
• What is the domain and range of #Q(s)=1/(sqrt(2s))#?
  
• How do you find the Limit of #ln(n)/ (ln(n))^2# as n approaches infinity?
  
• How do you use a calculator to evaluate #sin(-(17pi)/15)#?
  
• How do you graph the parabola #y=2x^2# using vertex, intercepts and additional points?
  
• How do you write a formula for an, the n th term for the given sequence: 3, 5, 7, 9, …?
  
• If tan theta=2/3,find theta?
  
• Will the sum of two linear expressions, each with an x-term, always, sometimes, or never have an x-term? Why?
  
• Find the equation of the lines tangent to the circle at point where x=3 x²+y²-14x+4y+33=0?
  
• How do you write the complex conjugate of the complex number #7+2i#?
  
• How do you find the derivative of # (pi/2)sinx-cosx#?
  
• What is the length of the hypotenuse of a right triangle if the two other sides are of lengths 5 and 4?
  
• What is the equation of the normal line of #f(x)= xsinx-cos^2x# at #x = pi/8#?
  
• How to find and write the first four terms of the sequences below with the given general term? (1) #a_n=(-1)^(n+1)#(n+4) (2) #a_n=(-1)^(n-1)n^2#
  
• How do you solve #e^(2x)-(4e^x)+3=0#?
  
• When dolly was born her aunt was eighteen years old.now her aunt is 3 times as old as dolly.find their present ages?
  
• How do you find the inverse of #y=x^2# and is it a function?
  
• How do you evaluate 40 − 2b, for b=4?
  
• Find the least and greatest values of #f(x) = e^xsinx# for #0<=x<=pi# ?
  
• How do you graph the function #f(x)=x#?
  
• How to differentiate y=x/square root x?
  
• What is the derivative of #sin( x ) cos( 5 x )#?
  
• How do you evaluate #int [x / sqrt (2x-1)]dx# for [1, 5]?
  
• How do you find excluded values for rational expressions?
  
• How do you translate to an algebraic expression the sum of x and y, squared?
  
• How do I solve and graph f(x)=-6 and g(x)=4?
  
• find all possible values of f(x)?
  
• How do you tell whether the graph opens up or down, find the vertex, and find the axis of symmetry given #y=-x^2-1#?
  
• Find two consecutive even integers such that the sum of the larger and twice the smaller is 62?
  
• How old am I if 400 reduced by 2 times my age is 244?
  
• What is the sum of all of the perfect squares between #15# and #25#, inclusive, minus the sum of all of the other numbers between #15# and #25,# inclusive?
  
• What is the domain and range of #f(x) = sqrt(x + 5)#?
  
• How do you find c in #(4x^2)-12x+c=0# ?
  
• X²+2xy+y²=?
  
• How do you multiply #(x+1)^3#?
  
• How do you graph #f(x)=log_3(x-1)#?
  
• How do you use the Change of Base Formula and a calculator to evaluate the logarithm #log_8 77#?
  
• minimum value of 5^x + 3^x + e^x + 5^-x + 3^-x + e^-x ?
  
• Double differentiation of e Power 100t+x?
  
• How do you solve #x^2-x=2# graphically?
  
• The square root of one forth of a number is 8. What is that number?
  
• What is #sqrt((9x-100)^16# in simplest form?
  
• How do you factor #10a^2+40a#?
  
• How do you find the domain and range of #g(x)=2/x#?
  
• How many stationary points can a cubic function have?
  
• How do you differentiate # g(x) = 1/sqrtarctan(x^2-1) #?
  
• If $100 is deposited in a savings account that earns interest at an annual rate of 4 1/2% compounded continuously, what is the value of the account at the end of two years?
  
• How do you identify equations as exponential growth, exponential decay, linear growth or linear decay #y=2x#?
  
• Lim x—> infinity∞ [(³√n+1)²-(³√n)²] Answer Value ??
  
• Find the derivative of g(x)=(2+(x^2+1)^4)^3?
  
• Write the absolute value equation representing all numbers x whose distance from 4 is 8 units.?
  
• How do you find the degree of #y = (1/4)(t-1)^2(t+3)(4-t)#?
  
• How do you graph #f(x)=y=sin (x/2)#?
  
• How do you find the asymptote and graph #y=1/(x+3)#?
  
• Find roots of x^6-×-1 ?
  
• Solve for x?
  
• Ann thought of a number N, multiplied it by 5 and added 7. Then she told the result R to Jim. Find the domain and the range of this function.?
  
• If X and y satisfy the realation x-1)^2+y^2 is equal to 1 then possible value of X+y is equal to?
  
• Eddie deposited $1200 into an account that earns 3% interest compounded 2 times per year. How much money will Eddie have in his account after 7 years?
  
• If #sin A = 1/3# and 0< A < 90, then what is cos A?
  
• What is the derivative of #arctan(1/x)#?
  
• Explain why the function is discontinuous at the given number a = 1 ?
  
• Can anybody solve this?
  
• What is S7 for 2+4+8+16+......? Please show steps for how you got the answer
  
• How do you figure out the graph for the equation: y+5=k(x+y)+5? when k is a rational constant not equal to one.
  
• How do you simplify square root of 25(A+2)to the 2nd power?
  
• Find the arc length of the curve along the interval #0\lex\le1#?
  
• How do you solve #ln 4x = 9#?
  
• For #x>=a# and #x<=b# what can A and B to make X all numbers?
  
• How do you find the domain of #y= sqrt( x- 2)#?
  
• How do you graph the function #y=1/3x^2+1/2x# and identify the domain and range?
  
• What is the derivative of y with respect to x if y = 2/X^4 ?
  
• How do you graph the quadratic function #y=x^2#?
  
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