Translate the question into a proportion. Do not solve.What percent of 250 is 170?
A. 
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B. 
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C. 
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D. 
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Answer: C
Mathematics
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The size of two matrices is given. Find the size of the product AB and the product BA, if the products exist.A is 2 × 2, B is 2 × 2.
A. AB is 4 × 2, BA is 4 × 2. B. AB is 1 × 1, BA is 1 × 1. C. AB is 2 × 4, BA is 2 × 4. D. AB is 2 × 2, BA is 2 × 2.
Mathematics
Multiply.
A. 1315 B. 1405 C. 1305 D. 1205
Mathematics
Evaluate the expression using the given values.|4x + 7y|
x = -3, y = -2
A. 13 B. 2 C. 29 D. 26
Mathematics
Use the Intermediate Value Theorem to determine whether the polynomial function has a real zero between the given integers.f(x) = 9x5 + 6x3 - 4x2 + 1; between -1 and 0
A. f(-1) = 18 and f(0) = -1; yes B. f(-1) = 18 and f(0) = 1; no C. f(-1) = -18 and f(0) = -1; no D. f(-1) = -18 and f(0) = 1; yes
Mathematics