Multiply.(7x + 6y)2
A. 49x2 + 36y2
B. 49x2 + 84xy + 36y2
C. 7x2 + 84xy + 36y2
D. 7x2 + 36y2
Answer: B
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State which circular functions are undefined for the given value of s.s = 
A. tangent, secant B. cotangent, cosecant C. tangent, cosecant D. cotangent, secant
Use the Half-angle Formulas to find the exact value of the trigonometric function. cos 
A. 
B. - 
C. - 
D. 
Use the given matrices to compute the given expression.Let C = 
. Find 1/2 C.
A. 
B. 
C. 
D. 
Find a polynomial that represents the total surface area of the right circular cylinder, and use that polynomial to determine the total surface area of the following right circular cylinder that has a base with a radius of 4. Use 3.14 for 
, and express the answers to the nearest tenth.Let h = 7.
A. A = 176.1 B. A = 138.2 C. A = 326.1 D. A = 276.3 E. A = 226.1