Binomial Theorem Part 1

Section: Mathematics

Question : 48 of 100

Marks: +1, -0

If the coefficients of x2‌and‌x3 are both zero, in the expansion of the expression (1+ax+bx2)(1−3x)15 in powers of x, then the ordered pair (a, b) is equal to

[10 Apr 2019 Shift 1]

(28, 315)
(-54, 315)
(28, 861)
(-21, 714)

Validate

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