Question

x^2 -3x -10
by B2 -4ac only ​

Answer 1

Answer:

a=1, b= -3 ,c = -10

using formula

(-3)^2 - 4(1)(-10)

9+40= 49

Answer 2

x^2-3x-10=0

a=1. b= -3. c=-10

=b^2-4ac

=(-3)^2 -4 (1)(-10)

=9 +40

= +49

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