1.

Write down the expansion by the binomial theorem of (3x - (y)/(2) )^(4). By giving x and y suitable values, deduce the value of (29.5)^(4) correct to four significant figures.

Answer»


ANSWER :`81X^(4) - 54X^(3) y+ (27)/(2) x^(2) y^(2)- (3)/(2) xy^(3) + (y^4)/(16); 757300` CORRECT to 4 s.f.


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