Question 1 :- PART A Q1. Assertion (A): 432 = 46 Reason ( R): by laws of Exponents, (xm)" = xmn Choose the appropriate answer a) Both A and R are correct, R is the correct explanation of A b) Both A and Rare correct, but R is not the correct explanation of A c) A is correct but R is incorrect Ris correct but Ais incorrect
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Answer:Answer
k = ± 9.69
Given
α and β are the zeroes of quadratic polynomial x² - kx + 15
such that ( α² + β² ) - 2αβ = 34 .
To Find
Value of k
Solution
Given quadratic polynomial is x² - kx + 15
Compare given equation with ax² + bx + c , we get ,
a = 1 , b = - k , c = 15
Also given α , β are zeroes of the quadratic equation .
Step-by-step explanation:
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