Answer:
- 48
Step-by-step explanation:
by PEDMAS, we evaluate the exponent first before the multiplication
(-12)·(-2)²
= (-12)·(4)
= - 48
There is no formula for finding prime numbers. The rule is just if a number is prime then it is divisible by 1 and itself
Answer:
x = -3+√5, -3-√5 (exact roots)
or x = -0.76, -5.24 to the nearest hundredth.
Step-by-step explanation:
x² + 6x = - 4
Completing the square:
(x + 3)^2 - 9 = -4
(x + 3)^2 = 5
x + 3 = +/-√5
x = - 3 + √5, - 3 - √5
10 1/18...........................................
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Answer:
Exact Form:
x
=
64/21e
Decimal Form:
x
=
1.12115639
Step-by-step explanation:
