It would be 73° and 17° because when you add them up it equals 90
Multiply everything in the second parenthesis by x.
-3x^3 + 3x^2 + x
Multiply everything in the second parenthesis by 2.
-6x^2 + 6x + 2
Combine these two equations together.
-3x^3 + 3x^2 + x - 6x^2 + 6x + 2
Combine like terms.
-3x^3 - 3x^2 + 7x + 2
Hope this helps!
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Answer:
<h3>A. -2 1/7</h3>
Step-by-step explanation:
Given the expression 5(-3/7)
On simplifying, we have:

Express as a mixed fraction

Hence the correct answer is -2 1/7
Answer:
Each diagonal element will be 3. Off-diagonal elements will be zero.
Step-by-step explanation:
The one that looks like ...
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