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topjm [15]
3 years ago
11

Simplify the following expression (3x-5)(4-9x)+(2x+1)(6x^2+5)

Mathematics
1 answer:
timama [110]3 years ago
6 0
Expand out the brackets and simplify, largest indices first.
12x³-21x²+67x+30
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I need help fast!!
Tpy6a [65]

Answer:

umm  6.0?

Step-by-step explanation:

7 0
2 years ago
What is 8,473,227 rounded to the nearest 100,000
monitta
8,500,000

Round the number 4 to 5 because the number 7 is behind it.
7 0
2 years ago
I need some help with this one
Mrac [35]

Answer:

300+90+9

-45=0+40+5

Step-by-step explanation:

399-45=354

8 0
2 years ago
Read 2 more answers
Help with maths question please
mars1129 [50]
<h3>✽ - - - - - - - - - - - - - - - ~Hello There!~ - - - - - - - - - - - - - - - ✽</h3>

➷ Substitute -3 into g(x)

g(-3) = 2(-3) + 4

Solve:

g(x) = -2

Substitute this value into f(x)

f(-2) = 3(-2)^2

Solve:

f(-2) = 12

The answer is B. 12

<h3><u>✽</u></h3>

➶ Hope This Helps You!

➶ Good Luck (:

➶ Have A Great Day ^-^

↬ ʜᴀɴɴᴀʜ ♡

6 0
3 years ago
On which surface is the student unable to apply enough force to overcome the force of friction
Maurinko [17]

Rough surfaces

Ex=carpet

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