Question

expand the following by using suitable identities a)(√3+4y)³ b) (2x-y)³​

Answer 1

Answer:

+ b)³ = a³+ b³+ 3ab(a + b) In an identity the right han… ... "Question 6 Write the following cubes in expanded form: (i) (2x + 1)^3 ... (x)³–(2/3 y)³– (3×x×2/3 y)(x – 2/3 y ).

Step-by-step explanation:

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Answer 2

Answer:

Question 4 Expand each of the following, using suitable identities:

(i) (x+2y+4z)^2

(ii) (2x - y + z)^2

(iii) (-2x+3y+2z)^2

(iv) (3a-7b-c)^2

(v) (-2x+5y-3z)^2

(vi) [a/4 - b/2 + 1]^2

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