Number and Algebra
Functions
Geometry & Trigonometry
Statistics & Probability
Calculus
Find the coefficient of x4x^4x4 in the expansion of (3x+1)7(3x+1)^7(3x+1)7.
Find the coefficient of x4x^4x4 in the expansion of (1−2x)8(1-2x)^8(1−2x)8.
Find the coefficient of x5x^5x5 in the expansion of (2x−3)8(2x-3)^8(2x−3)8.
Find the coefficient of x4x^4x4 in (1+x)9(1+x)^9(1+x)9.
Find the coefficient of x6x^6x6 in the expansion of (1+x)15(1+x)^{15}(1+x)15.
Find the constant term in the expansion of (x+2/x)6(x+2/x)^6(x+2/x)6.
Find the coefficient of x3x^3x3 in the expansion of (2+x/3)5(2 + x/3)^5(2+x/3)5.
Find the constant term in the expansion of (3x−2/x)5(3x-2/x)^5(3x−2/x)5.
Find the coefficient of x8x^8x8 in the expansion of (3x2+2x)6(3x^2+2x)^6(3x2+2x)6.
Find the coefficient of x3x^3x3 in the expansion of (x2+1/x)5(x^2+1/x)^5(x2+1/x)5.
Find the coefficient of x8x^8x8 in the expansion of (5x2−2)6(5x^2-2)^6(5x2−2)6.
Find the coefficient of xxx in the expansion of (2/x+x2)5(2/x + x^2)^5(2/x+x2)5.
Find the coefficient of x7y3x^7y^3x7y3 in the expansion of (x−2y)10(x-2y)^{10}(x−2y)10.
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Question Type 6: Expanding binomials using binomial theorem
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Question Type 8: Finding corresponding coefficients for fractional, multi-powered binomials