Multiply.(3
+ 4)(3
+ 7)
A. 58
B. 91 + 33
C. 37 + 21
D. 28 + 9 + 21
Answer: B
Mathematics
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A. 13z2
B. z4
C. 13z4
D. z2
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Solve.6x - y + 8z = 526x + 9y - 3z = 576x - 4y + z = -1
A. (-3, 6, 5) B. (3, 6, 5) C. (-3, 6, 6) D. (3, 5, 6)
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Express the number in scientific notation.0.000022712
A. 2.2712 × 10-4 B. 2.2712 × 105 C. 2.2712 × 104 D. 2.2712 × 10-5
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