avelyp
09.03.2021 •
Mathematics
Simplify (-9p+7)-(-9p+3)
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Ответ:
4
Step-by-step explanation:
Ответ:
4
Step-by-step explanation:
(-9p+7)-(-9p+3)---> Distribute the negative
-9p+7+9p-3 ---> combine like terms
4
Ответ:
Step-by-step explanation:
-Given that ΔBCD is a right triangle with ∠D=90° as in the attached figure.
-The ratio of Cos of ∠B can be obtained using the right triangle identities:
Hence, the cosine of ∠B can be represented by the ratios