Find the value of the greater root of x2 + 14x + 45 = 0.
A) -9
B) -5
C) 5
D) 9
2 answers:
Answer:
-5
Step-by-step explanation:
x2 + 14x + 45 = 0
(x + 5)(x + 9) = 0
x = -5, -9
X2 + 14x + 45 The answer is C) 5.
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3x - 2y - 1 = 0
y = 5x + 4
3x - 2(5x + 4) - 1 = 0
3x - 10x - 8 - 1 = 0
-7x - 9 = 0
-7x = 9
x = -9/7
y = 5x + 4
y = 5(-9/7) + 4
y = -45/7 + 4
y = -45/7 + 28/7
y = - 17/7
solution is (-9/7, -17/7)
Option A is correct.
Put the values of x in 3^x and you will get the answer corresponding to option A
Answer:
6384
Step-by-step explanation:
multiply 48, 16, and 7
Answer:
4
Step-by-step explanation:
The square root of 16 is four since 4 x 4 is 16.
