For the pair of functions, find the indicated domain.f(x) = x2 - 49, g(x) = 2x + 3Find the domain of g ? f.
A. 
? 
B. [7, ?)
C. (-7, 7)
D. (-?, ?)
Answer: D
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Solve the problem.Write an equation for the tangent line to the curve 
at the point 
A. 
+ 
= 
B. 
+ 
= 
C. 
+ 
= 1
D. 
+ 
= 1
Write the objective function that describes the problem.Mrs. White wants to crochet beach hats and baby afghans for a church fund-raising bazaar. She needs 8 hours to make a hat and 2 hours to make an afghan and she has 64 hours available. She wants to make no more than 14 items and no more than 9 afghans. The bazaar will sell the hats for $18 each and the afghans for $11 each. Let x equal the number of hats sold and y equal the number of afghans sold.
A. z = 6x + 8y B. z = 11x + 18y C. z = 18x + 11y D. z = 8x + 6y
Find the mistake, then find the correct answer.Solve for x: x2 - 4x + 29 = 0line 1 x = 
line 2 x = 
line 3 x = 
line 4 x = 
line 5 x = -3, 7
What will be an ideal response?
Use Gaussian elimination to solve the linear system by finding an equivalent system in triangular form.
A. (-2, -3, -5) B. no solution C. (-5, -2, -3) D. (-5, -3, -2)