Question

If x2 +
+ kx – 15 = (x - 3)(x + 5) for all x, then the value of k is
​

Answer 1

Answer:

x²+kx-15=(x-3)(x+5)

x²+kx-15=x²-3x+5x-15

x²+kx-15=x²+2x-15

therefore, k=2

Answer 2

Answer:

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you can call me akshu

I'm From Kerala

13 years old

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