Question

Establish the identity. 3 csc ? / sec ? + 4 cos ? / sin ? = 7 cot ? Write the left side of the identity in terms of sine and cosine. Rewrite the numerator and denominator separately. [ ] / [ ] + 4 cos ? / sin ? (Do not simplify.) Simplify the fraction from the previous step such that both the fractions have the common denominator sin ?. [ ] / sin ? + 4 cos ? / sin ? The expression from the previous step then simplifies to 7 cot ? using what? A. Addition and the Cancellation Property B. Addition and a Reciprocal Identity C. Addition and a Quotient Identity D. Addition and a Pythagorean Identity E. Addition and an Even-Odd Identity

          Establish the identity.
3 csc ? / sec ? + 4 cos ? / sin ? = 7 cot ?
Write the left side of the identity in terms of sine and cosine. Rewrite the numerator and denominator separately.
[ ] / [ ] + 4 cos ? / sin ? (Do not simplify.)
Simplify the fraction from the previous step such that both the fractions have the common denominator sin ?.
[ ] / sin ? + 4 cos ? / sin ?
The expression from the previous step then simplifies to 7 cot ? using what?
A. Addition and the Cancellation Property
B. Addition and a Reciprocal Identity
C. Addition and a Quotient Identity
D. Addition and a Pythagorean Identity
E. Addition and an Even-Odd Identity

$Establish the identity. 3 csc ? / sec ? + 4 cos ? / sin ? = 7 cot ? Write the left side of the identity in terms of sine and cosine. Rewrite the numerator and denominator separately. [ ] / [ ] + 4 cos ? / sin ? (Do not simplify.) Simplify the fraction from the previous step such that both the fractions have the common denominator sin ?. [ ] / sin ? + 4 cos ? / sin ? The expression from the previous step then simplifies to 7 cot ? using what? A. Addition and the Cancellation Property B. Addition and a Reciprocal Identity C. Addition and a Quotient Identity D. Addition and a Pythagorean Identity E. Addition and an Even-Odd Identity$

Added by Mireia B.

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