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velikii [3]
3 years ago
11

Which expression is equivalent to 9q2-(3q - 7) +5q?? ) ? 3

Mathematics
1 answer:
lesantik [10]3 years ago
3 0

9q^2-(3q - 7) +5q= \\\\=9q^2-3q + 7 +5q= \\\\=9q^2+2q + 7

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I need to know exponets
oee [108]

Answer:

a quantity representing the power to which a given number or expression is to be raised, usually expressed as a raised symbol beside the number or expression

Step-by-step explanation:

A tip would be to watch a video on exponents and pemdas, they can be really helpful!

Hope this helps!

6 0
3 years ago
Which of the following functions is graphed below?
astraxan [27]

Answer: A

Step-by-step explanation:

Take the point (0, -6). The floor of 0 is 0, so normally it would be (0, 0). However, since the y coordinate is -6, not 0, we know it was translated down 6 units. Therefore, the answer is A.

8 0
2 years ago
Tan(x-y) if cscx=13/5 and coty=4/3
ehidna [41]

Answer:

tan(x-y) = -16/63

Step-by-step explanation

Tan(x-y) if cscx=13/5 and coty=4/3

Given

coty = 4

1/tany = 4/3

Cross multiply

tan y = 3/4

Also since cscx = 13/5

1/sinx = 13/5

sinx = 5/13

Since sinx = opp/hyp

opp = 5

hyp = 13

Get the adjacent

hyp² = opp²+adj²

13² = 5²+adj²

adj² = 13² - 5²

adj² = 169 - 25

adj² = 144

adj = 12

cosx = adj/hyp

cosx = 12/13

tanx = sinx/cosx

tanx = (5/13)/(12/13)

tanx = 5/13 * 13/12

tan x = 5/12

tan(x-y) = tanx - tany/1+tanxtany

tan(x-y) = (5/12 - 3/4)/1+(5/12)(3/4)

tan(x-y) = (5-9/12)/1+5/16

tan(x-y) = -4/12/(21/16)

tan(x-y) = -1/3 * 16/21

tan(x-y) = -16/63

3 0
3 years ago
N divide by 1.6=5<br><br><br><br> Help
Bogdan [553]
8 maybe? I’m really not sure but I just did 5x1.6
7 0
3 years ago
Read 2 more answers
Write the equation 2y - 4x = 5 in the form y = mx + b.
notka56 [123]
Yea the answer is Y=2x+ 5/2
4 0
3 years ago
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