Use a calculator to approximate the expression. Write your answer in scientific notation, and round to the nearest tenth as needed.(2.6 × 105) + (3 × 107)
A. 3.2 × 10-7
B. 3.2 × 1012
C. 3.0 × 10-12
D. 3.0 × 107
Answer: D
Mathematics
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Simplify the expression. If any variables are present, assume that they are positive.
A. 9
B. 15
C. 3
D. 3x
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Simplify using the order of operations.83 - [8 + 5
] + 23 - 8
A. 453 B. 499 C. 509 D. 529
Mathematics
Factor.8z4 - 6z2 - 9
A. (2z4 + 3)(4z - 3) B. (4z4 + 3)(2z - 3) C. (4z2 + 3)(2z2 - 3) D. (2z2 + 3)(4z2 - 3)
Mathematics
Differentiate the following function implicitly to find dy / dx.
Mathematics