Verify the identity.(sec ? + tan ?)2 = 
What will be an ideal response?
(sec ? + tan ?)2 = sec2? + 2 sec ? tan ? + tan2? = 
+ 
+ 
= 
= 
= 
= 
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Find a polar equation for the circle.x2 + (y - 9)2 = 81
A. r = 18 cos ? B. r = -18 sin ? C. r cos ? = -18 D. r = 18 sin ?
Write the decimal of the point shown on the number line.
0.6?0.65?0.7
A. 0.67 B. 0.685 C. 0.68 D. 0.675
Solve the problem.The volume of a cube with sides of length s is given by V = s3. Find the volume of the cube.
A. 19,683 x6 yd3 B. 81 x4 yd3 C. 729 x9 yd3 D. 1458 x2 yd3
Divide f(x) by d(x), and write a summary statement in the form indicated.f(x) = x2 - 14x + 6; d(x) = x - 7 (Write answer in polynomial form)
A. f(x) = (x - 7)2 - 43 B. f(x) = (x - 7)(x + 5) - 43 C. f(x) = (x - 7)(x + 5) + 43 D. f(x) = (x - 7)2 + 43