Question

Ifx3+2x2-3x-1=0 then s-4 is=

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

Answer:

since sinA=perpendicular/hypoteneuse=12/37 and cosA=base/ hypoteneuse,

now we need base

for a right angled triangle we know,hyp2=base2 +per2

=base=√(372)-(122) =35,so

cosA=35/37

Step-by-step explanation:

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