19)
solve the quadratic equation x2 − 18x + 81 = 64 for x.
a)
x = 17 or x...
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Mathematics, 21.11.2019 12:31 P4thing
19)
solve the quadratic equation x2 − 18x + 81 = 64 for x.
a)
x = 17 or x = 1
b)
x = 11 or x = −5
c)
x = 9 or x = −8
d)
x = 2 or x = 9
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