Multiply or divide as indicated. Make sure that your answer is reasonable by estimating first. 17.63 × 0.009
A. 0.25867
B. 1.25867
C. 0.26867
D. 0.15867
Answer: D
Mathematics
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Find the area of the specified region.Inside the outer loop and outside the inner loop of the limacon r = 8 cos ? - 4
A. 16(? + 3
)
B. 8(4? + 3
)
C. 
(4? - 3
)
D. 8(2? - 3
)
Mathematics
Solve the problem.Mary and her brother John collect foreign coins. Mary has four times the number of coins that John has. Together they have 150 foreign coins. Find how many coins Mary has.
A. 24 coins B. 30 coins C. 114 coins D. 120 coins
Mathematics
Find the vertex for the parabola whose equation is given.y = -3x2 + 30x - 9
A. (-5, -234)
B. 
C. (5, 66)
D. 
Mathematics
Factor the polynomial.4c2 + 8cd + 4d2 - 64f2
A. 4((c + d)2 + 4f)((c + d)2 - 4f) B. (c + d + 4f)(c + d - 4f) C. 4(c + d + 4f)(c + d - 4f) D. ((c + d)2 + 4f)((c + d)2 - 4f)
Mathematics