Question

(1)
21. Using properties of proportion, solve for x.
x² + 3x-4 3x2 + 2x +9
3x - 4
2x +9
2x²+x-5 x²+x-6
X-5
X-6
[Hint: Use only dividendo]

chapter ratio and proportion class 10.. answer fast and it should be correct​

Answer 1

Answer:

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Step-by-step explanation:

Question wrong

Answer 2

Answer:

it's answer is

3x(6x) A2+b2+c3 is formula

it's answer is (120x)2