Answer:
x= 32 ± √29
Step-by-step explanation:
x² - 8x - 13 = 0
ax² + bx + c = 0
Comparing equations we get,
a=1
b=(-8)
c=(-13)
Using quadratic formula,
________
x= b² ± √ b²-4ac
—————————
2a
Substituting the values
__________
x= 64 ± √( 64 + 52)
______________
2
= 32 ± √29
Hope this answer helps you....
