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suter [353]
3 years ago
13

Someone help me!!!??​

Mathematics
1 answer:
adell [148]3 years ago
7 0

1. 0.009457

2. 86 500 000

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Hey:) can you please help me posted picture of question
Kryger [21]
To expand the given expression we proceed as follows:
(6x²-2x-6)(8x²+7x+8)
=6x²(8x²+7x+8)-2x(8x²+7x+8)-6(8x²+7x+8)
=48x⁴+42x³+48x²-16x³-14x²-16x-48x²-42x-48
putting like terms together:
48x⁴+(42x³-16x³)+(48x²-48x²)+(-16x-42x)-48
=48x⁴+26x³+0x²-58x-48
hence the answer is:
48x⁴+26x³-58x-48
6 0
3 years ago
Which set of three angles could represent the interior angles of a triangle?
Flauer [41]

Answer:

A. 19,70,91

Step-by-step explanation:

Interior angle =180

19+70+91=180

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HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP
Lady_Fox [76]

Answer:

D

Step-by-step explanation:

Growth rate is exponential, and rate is 100%

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If the temperature is dropping at a rate of 2° per hour how many hours will it take to drop 15°
Tju [1.3M]

Answer:

7 1/2

Step-by-step explanation:

If it drops 2 per hour, and you need it to drop 15, divide 15 by 2 and you’ll get 7.5 or 7 1/2

5 0
3 years ago
How to explain 3,482,000,000 in scientific notation
Gelneren [198K]
3.482 x 10^9.
-the coefficient must be under 10, and in this case it is the "3". Then you count the places after that to get your exponent
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