Evaluate each expression following the order of operations.-3(25 - 3 ? 52) ÷ 5
A. 30
B. 45
C. -15
D. 60
Answer: A
Mathematics
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If (a, b, c) is a Pythagorean triple, then so is:
(a) (3a, 4b, 5c). (b) (3a, 3b, 3c). (c) (6a, 6b, 6c). (d) Both (a) and (b) are correct. (e) Both (b) and (c) are correct.
Mathematics
Perform the indicated operation.(2m2n4)(5m2n2)
A. 10mn4 B. 10m4n C. 10mn6 D. 10m4n6
Mathematics
Use a graphing calculator to find the sum.
Round your answer to three decimal places.
A. 31.000 B. 6.200 C. -6.300 D. -4.133
Mathematics
Multiply.(12 - 5r)(12 + 5r)
A. 144 - 5r2 B. 144 + 120r - 25r2 C. 144 - 120r - 25r2 D. 144 - 25r2
Mathematics