4 years ago

1. Choose the correct simplification of the expression −5x2(4x − 6x2 − 3).

1 answer:

6 0

1) <span>30x4 − 20x3 + 15x2

This is the answer to 1. Don't forget to rearrange the terms in ascending order. That can trip people up.

2) </span><span>x3 + 8x2 + 13

Don't forget to check the terms sign. The subtraction symbol switches them all. </span>

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What is 2 3/12 minus 1 8/12 equal to?

ArbitrLikvidat [17]

Answer:

7/12

Step-by-step explanation:

3/12=1/4

2 1/4=9/4

8/12=2/3

1 2/3=5/3

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9/4-5/3=27/12-20/12=7/12