1 year ago

Why do you think calculators change the way of scientists notation appears

1 answer:

3 0

Answer:

Yes because, Maybe because it's sometimes of technology occurs many things such as we no longer using old stuffs and living because. Even the calculator it's similar

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Evaluate 2a - 7 when a=3

Eddi Din [679]

Answer:

-1

Step-by-step explanation:

Just substitute your variable in:

(2)(3)-7

Simplify:

2*3=6

6-7=-1

-1 is your answer.

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3 years ago

Select the two binomials that are factors of this trinomial.

Stella [2.4K]

we are given

trinomial as

$x^2 -x -12$

now, we can factor it

$x^2 -x -12= x^2 -4x +3x -4*3$

$x^2 -x -12= x(x -4) +3(x -4)$

$x^2 -x -12= (x-4)(x+3)$

so, option-C and D ..............Answer

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3 years ago

Joseph received a $20 gift card for downloading music. Each downloaded song costs $1.29. Explain how to write and solve an inequ

pishuonlain [190]

Answer:

Step-by-step explanation:

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3 years ago

Please help me ASAP. For homework due right now

sveta [45]

Answer:

at least 20 rows.

Step-by-step explanation:

when you add the students, teachers, and chaperones, it comes to 159. then you divide 159 by the number of seats each row has, so 159/8 = 19.875, you would have to round to the nearest whole number so 20 should be correct.

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3 years ago

Please i really need help

Genrish500 [490]

Answer:

-7, -6, -4, -2, 0, 2, 5, 7, 8, 9

Step-by-step explanation:

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4 years ago