6A. A TETE (Simplify): 2√98-8√32+3√72
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Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how

Ftara spends $219 a month for her car payment and she makes $3,200 a month, what percent of her monthly income is spent on her car payment?

Find the dimensions of the circle. area = 64π in.² r= in.