3 years ago

Write your answer without exponents 27^-2/3

Mathematics

1 answer:

artcher [175]3 years ago

6 0

Answer:

1/9

Step-by-step explanation:

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Are these fractions equivalent

kykrilka [37]

Answer:

Equivalent

Step-by-step explanation:

Look at 6/18. 18 divided by 6 is 3, which is the denominator. 6 divided by 6 is 1, so the numerator. So 1/3.

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1 year ago

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Given f(x)=2(3)x what f (2)?

Drupady [299]

Answer:

$f(2)=18$

Step-by-step explanation:

Assuming the "x" to be an exponent:

$f(x)=2(3)^x$

$f(2)=2(3)^2$

$f(2)=2(9)$

$f(2)=18$

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2 years ago

4. x^2+13x=-42

Mrrafil [7]

$x^2+13x=-42\ \ \ |+42\\\\x^2+13x+42=0\\\\x^2+6x+7x+42=0\\\\x(x+6)+7(x+6)=0\\\\(x+6)(x+7)=0\iff x+6=0\ \vee\ x+7=0\\\\x=-6\ \vee\ x=-7$

Anaswer: <span>a. x = -6 or x = -7</span>

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3 years ago

Find the sum. 2/5 + 1/2

dybincka [34]

2/5 + 1/2

4+5 / 10 • look for the LCD of 5 and 2
which is 10 then 5 goes 2
times into 10 the multiply by 2
= 4. Then 2 goes 5 times into
10 then multiply by 1 = 5.

Therefore the sum of 2/5 + 1/2 =9/10

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2 years ago

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Ronda has 34.27 in her checking account. She deposits $25.00 into her account and then writes a check for $59.99. What is Ronda'

Inga [223]

-0.72 because u can’t write a check and u don’t have the funds

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2 years ago