Answer:
(2,-8)*(-1,4)
a*b
the answer is (-2,-32)
(2)*(-1)=(-2)
(-8)*(4)=(-32)
Step-by-step explanation:
hope this helps you :)
2.74x7.5=20.55=20.550
That's all of your answers.
You would divide 10 into 477 to get 47.7, but you can't put 47.7 because you can't have a decimal. The answer is 47
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Square both sides:


Since

is positive, you can discard the negative sign. So,

Substitute this value back into

to find


I hope this helps. =)
Tags: <em>trigonometric identity relation trig sine cosine tangent sin cos tan trigonometry precalculus</em>