Multiply.8ax5(-10ax6 + 7x5 + 6a)
A. -80a2x11 + 7x5 + 6a
B. -80a2x11 + 56ax10 + 48a2x5
C. -80a2x11 + 56ax10
D. -80ax6 + 56x5 + 48a
Answer: B
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Find the reference angle for the given angle.-402°
A. 132° B. 42° C. 138° D. 48°
Find the magnitude of the horizontal and the vertical components for the vector with the given magnitude and direction angle ?. Round to the nearest tenth.?v? = 173.4, ? = 101°
A. = -33.1,
= 170.2
B. = 170.2,
= -33.1
C. = 170.2,
= 33.1
D. = 33.1,
= 170.2
Solve for the indicated variable.S = 2?rh + 2?r2 for h
A. h =
B. h = S - r
C. h = 2?(S - r)
D. h = - 1
Find the circumference and area of a circle having the given diameter or radius. Use 3.14 for ?. Round your results to the nearest tenth.r = 2.25 in.
A. 7.1 in.; 28.3 in.2 B. 14.1 in.; 15.9 in.2 C. 14.1 in.; 14.1 in.2 D. 7.1 in.; 63.6 in.2