Math, asked by soni7962, 6 months ago

If x-3 is a factor of x² - ax -15, then a = ?

Answers

Answered by pujanjali2074

3

Answer:

i hope it's help you

Step-by-step explanation:

x²-ax-15

=(3)²-a(3)-15

=9-a3-15

=a3=9-15

= a3= 6

=a= 6÷3=2

answer a=2

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