Evaluate the integral by using multiple substitutions. dx

A.  + C
B.  + C
C.  + C
D.  + C


Answer: C

Mathematics

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Provide an appropriate response.The inequality 1-  <  < 1 holds when x is measured in radians and  < 1.Find if it exists.

A. does not exist B. 0 C. 0.0007 D. 1

Mathematics

Express the number in scientific notation.0.000315

A. 3.15 × 10-3 B. 3.15 × 104 C. 3.15 × 10-4 D. 3.15 × 10-5

Mathematics

Identify the polynomial as a monomial, binomial, trinomial, or none of these. Give its degree.20a9

A. Binomial, degree 9 B. Monomial, degree 20 C. Monomial, degree 9 D. Binomial, degree 20

Mathematics

The two triangles below are similar. Find the missing length.

A. x = 6.25; y = 8.75 B. x = 36; y = 50.4 C. x = 10; y = 16 D. x = 7.5; y = 10

Mathematics