9p^2 - 6 = 642; / + 6 ;
9p^2 = 648; / ÷9 ;
p^2 = 72 ;
p = +
;
Finally, p = +6
or p = -6
9p^2 = 648; / ÷9 ;
p^2 = 72 ;
p = +
Finally, p = +6
Which of the following is the remainder when x^2 – 5x + 3 is divided by (x – 8)?
1 answer:
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Answer:
3. C
4. D
Step-by-step explanation:
3.
Once
4.
A quadratic equation has no real roots when the discriminant () is negative.
.
Let's try all the equations:
(A)
(B)
(C)
(D)
