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shtirl [24]
4 years ago
7

Subtract these polynomials. (3x2 + 2x+4) - (x2+2x+ 1) = What’s the answer

Mathematics
2 answers:
katen-ka-za [31]4 years ago
6 0

Answer:

3x+5-x2

Step-by-step explanation:

(3x2+2x+4)-(x2+2x+1)

3x+2+2x+4-x2-2x-1

3x+2x-2x+2+4-1-x2

3x+5-x2

zimovet [89]4 years ago
4 0
Collect like terms once done expanding... the answer is 2x^2 + 3

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The episodes of a TV program are each 40 minutes long.
Hatshy [7]

Answer:

160

Step-by-step explanation:

40*4=160

160 min is also equal to 2 hours and 20 min

╦────────────────────────────╦

│Hope this helped  _____________________│    

│~Derelis ____________________________ │

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4 0
3 years ago
Read 2 more answers
3 over 5 is 30% of what number?
denis23 [38]
3/5 = 0.3 * x
3/5 is 30% of x - This is how they match up from the word problem to a number sentence

So to solve it...
3/5 = 0.3x
x = 3/5 ÷ 0.3 = 2
8 0
3 years ago
Choose all numbers that are divisible by 2 and 5
bazaltina [42]

Answer:

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5 0
3 years ago
Find the volume of a right circular cone that has a height of 2.4 in and a base with a
mafiozo [28]

Answer:

282.4

Step-by-step explanation:

V=1/3 pi Bh where B is the area of the base and h is the height

V=1/3 (3.14159)(10.6)^2(2.4)=282.4

5 0
3 years ago
Read 2 more answers
What is slope of the line 15x-3y=90
Dmitry_Shevchenko [17]
The line is not in slope intercept form, so you need to get y by itself

15x -3y = 90

Subtract 15x

-3y = -15x + 90

Divide by -3

y = 5x -30

So, the slope (x) is 5/1.

I hope that helps!
7 0
4 years ago
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