1) cos^4 = 3/8+1/2cos2x+1/8cos4x

2) Cos^6 theta +sin^6 theta = 1-3/4sin^22theta

Please prove both I will appreciate you

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1)

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2)

$35.59 in pounds

step-by-step explanation:

location: point 0

step-by-step explanation:

well, -8 to 10 on a number line is 18 spaces.

1/9 of 18 is 2.

so, 4/9 of 18 must be 8.

8 spaces from -8 (a) is 0.

so, 4/9 of the way from -8 to 10 is 0!