I need help right now please!
I have 2 questions!
2 answers:
1 is 28
2 is 13, 84, 85
Figure both by the Pythagorean Theorem<span />
I think it is the second answer for the first question and the second question is the 4th answer
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(f+g)(x) = f(x) + g(x)
= 2x² + 1 + x² - 7
= 3x² - 6
Answer:
It simplifies to 2x + 2.
Step-by-step explanation:
Let the number be x, then the expression is
x + 5 + (x - 3)
= x + 5 + x - 3
= x + x + 5 - 3
= 2x + 2.
Answer:
10
Step-by-step explanation:
75c-300=25c+200
-25c -25c
50c-300=200
+300 +300
50c=500
c=10
Answer:
where the table ?
Step-by-step explanation:
Use symmetry and find z so that probability is:
(100-39)/2
=61%
=30.5%~0.305
From the z-table:
z=-0.51
Answer: -0.51
