Solve cos x + sq. root of 2 = - cos x for x over the interval {0,2pi]. a) x = 3pi/4 b) x = 3pi/4 + 2npi c) x = 3pi/4 and 5pi/4 d) x = pi/4 and 7pi/4

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 I have fixed the answer

0.85 or 85%

step-by-step explanation:

1) divide 23 by 27

2) round the decimal to the nearest 10

3) so your answer would be 0.85 or 85%

step-by-step explanation:

the answer is 89 d

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