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crimeas [40]
3 years ago
7

Find (f+g)(x) if f(x)=3x+5 and g(x)=-2x^2-5x+3,

Mathematics
1 answer:
wlad13 [49]3 years ago
6 0
(f+g)(x)=f(x)+g(x)= (3x+5) + (-2x^2-5x+3) = -2x^2 -2x +8 (B)
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Simplify: (-5a³-7a² +3)+(-9a³ +5a² +9)​
DedPeter [7]

Answer: =−14a3−2a2+12

Step-by-step explanation:

−5a3−7a2+3−9a3+5a2+9

=−5a3+−7a2+3+−9a3+5a2+9

Combine Like Terms:

=−5a3+−7a2+3+−9a3+5a2+9

=(−5a3+−9a3)+(−7a2+5a2)+(3+9)

=−14a3+−2a2+12

Answer:

=−14a3−2a2+12

3 0
3 years ago
PLEASE HELP!!!!!!!! (Write each decimal as a percent)
Verizon [17]

Answer:

0.08=0.8%    

0.39=3.9%

0.169=16.9%

0.47=4.7%

8.53=85.3%

0.49=4.9%

5.09=50.9%

3.21=32.1%

0.95=9.5%

0.3=3%

40%=4.0

63%=6.3

90%=9.0

13%=1.3

20%=2.0

689%=68.9

93%=9.3

654%=65.4

4%=0.4

71%=7.1

Step-by-step explanation:

Hope this helped, Have a Wonderful Day!!

5 0
3 years ago
Read 2 more answers
The formula for the perimeter of a rectangle is P=2L + 2W, where L is the length and W is the width. A rectangle has a perimeter
Vikentia [17]
Hmmmmm... I don’t really know I’m so sorry I couldn’t help :(( good luck though!
7 0
3 years ago
What integer is equivalent to 25^3/2
Andreas93 [3]
25^3/2 = (5^2)^3/2 = 5^(2*(3/2)) = 5^3 = 125

hope this will help you 
6 0
3 years ago
Can anyone help with this probelm???
patriot [66]

We need to look at 2 similar triangles

1) big one: legs - a,b, and hypotenuse - c

2)small one: legs - h,s, and hypotenuse - b.


Corresponding sides:

hypotenuse - c and hypotenuse - b,

big leg - b and big leg - s,

small leg - a, and small leg h.


?(/b(big leg, big triangle)= b(hypotenuse, small triangle )/s (big leg, small triangle)


? should be hypotenuse of the big triangle, c.


Answer is second one c.

8 0
3 years ago
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