Find the indicated product.(a + 8b)(x + y)
A. ax + 10bx + ay + 9by
B. ax + 8bx + ay + by
C. ax + 8bx + ay + 8by
D. ax + 9bx + ay + 8by
E. ax + bx + ay + 9by
Answer: C
Mathematics
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A. y = x + 8
B. y = x
C. y = - x
D. y = x - 8
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Answer the question.Which one of the equations below matches the graph?
A. y = 4 cos
B. y = 4 cos
C. y = 4 sin
D. y = 2 cos
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Write the sum of the geometric series as a rational number.0.91 + 0.0091 + 0.000091 + ...
A.
B. 1
C.
D.
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Estimate the quotient by first rounding each number as indicated.0.0831 ÷ 1.78; Estimate by first rounding each number to one nonzero digit.
A. 5 B. 0.004 C. 0.5 D. 0.04
Mathematics