find the quadratic equation whose roots are tan 221/2 and cot221/2
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(x-tan221/2)(x-cot221/2)=0
x^2-(tan221/2+cot221/2)x+1=0
x^2-(tan221/2+cot221/2)x+1=0
999777:
that's not my answer
x square minus 4.72 into x plus 1 is equal to zero
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Answer:
area of rectangle = l×b
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