Determine which elementary row operation(s) applied to the first matrix will yield the second matrix.

What will be an ideal response?


R1 + R2

Mathematics

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Find the product.4x5(-5x3 + 3)

A. -20x3 + 12 B. -8x5 C. -20x8 + 3 D. -20x8 + 12x5

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Determine whether the proportion is true or false by writing the ratios in lowest terms. = 

A. True B. False

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Solve the problem.Find (i) the exact volume, and (ii) the approximate volume, using 3.14 for ?, of the circular cone with base radius 11 inches and height 3 yards. Express the answers in cubic inches. Round the approximate answer to the nearest tenth.

A. (i) 13,068? in.3; (ii) 41,033.5 in.3 B. (i) 4356? in.3; (ii) 13,677.8 in.3 C. (i) 1452? in.3; (ii) 4559.3 in.3 D. (i) 121? in.3; (ii) 379.9 in.3

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Find the algebraic expression that is equal to sec ? - cos(-?). ? 

A.
B.
C.
D. tan2 ?
E.

Mathematics