State True or False:
On subtracting $c a b - 4 c a d - c b d$ from $3 a b c + 5 b c d - c d a$ , the answer is $2 a b c + 3 c a d + 6 b c d$ .

True

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False

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Solution

The correct option is A True
$W e c a n d i r e c t l y a d d t h e c o e f f i c i e n t s o f l i k e v a r i a b l e s, 3 a b c + 5 b c d - c d a - (c a b - 4 c a d - c b d) ⟹ (3 - 1) a b c + (- 1 + 4) c a d + (1 + 5) b c d = 2 a b c + 3 c a d + 6 b c d$

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Similar questions

4 x y^{2}

3 x y^{2}

- x y^{2}

- 2 x^{2} y + 3 x y^{2}

8 x^{2} y

10 x^{2} y - 3 x y^{2}

a - b - 2 c

4 a + 6 b - 2 c

3 a + 7 b

State True or False:

On subtracting $a^{2} + a b + b^{2}$ from $4 a^{2} - 3 a b + 2 b^{2}$ , the answer is $3 a^{2} - 4 a b + b^{2}$ .

- m^{2} + m + 4

2 m^{2} + m + 1

3 m^{2} - m - 1

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