Solve the equation.z + 2 = 7
A. {5}
B. {-5}
C. {-9}
D. {9}
Answer: A
Mathematics
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Use a calculator to evaluate the expression. (Round your answer to three decimal places.)
A. 9.2 × 10-4 B. 1.356 × 10 -3 C. 1.84 × 10-3 D. 1.356 × 100 E. 9.2 × 100?
Mathematics
Combine like terms, if possible.6n3 - 8n3
A. 2n3 B. -2n6 C. 2n6 D. -2n3
Mathematics
Determine the value of the indicated function in the given manner.Find cos 90° by using the functions of 45°.
A. 0 B. 1 C. - 1 D. undefined
Mathematics
Subtract. Write the answer in lowest terms.
A. 9
B. 16
C. 15
D. 9
Mathematics