3 years ago

PLS PLS HELP! WILL GIVE BRAINLIEST IF ALL QUESTIONS ARE ANSWERED AND IF THEY’RE RIGHT!

Mathematics

1 answer:

Rama09 [41]3 years ago

8 0

Answer:

its a

Step-by-step explanation:

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Please help me and we should use laws of exponents

elena55 [62]

Answer:

3.b

$(\frac{8}{3})^{2x+1} *(\frac{8}{3})^{5} =(\frac{8}{3}) ^{x+2}\\\\(\frac{8}{3})^{2x+1 +5} =(\frac{8}{3}) ^{x+2}\\\\\\2x +6 = x+2\\x = -4$

i hope question 3.a. is 5^x ÷ 5^-3 = 5^5

3.a.

$\frac{5^x}{5^{-3}} = 5^5\\\\5^ {x+3} = 5^5\\\\x+3 = 5\\x =2$

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2 years ago

H(x) = –x2 + 1; Find h(–6)

babunello [35]

Answer:

h(-6)= -(-6)2+1= 12+1= 13.

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3 years ago

HELP <br> 4 - x = 3x - 8 + 2x

USPshnik [31]

The answer is x=2 :) ✨

Hope it helps

6 0

2 years ago

What is the answer? ;3

aleksandrvk [35]

First you add the numbers

6/2*3

Now you calculate the expression

6/2*3

The answer is 9, therefore 9 is your answer

3 0

2 years ago

Freida drove 50 miles in 15 minutes. At this rate, how many miles did she drive in 9

siniylev [52]

Answer:

30 miles

Step-by-step explanation:

The rate is distance /time

50 /15 =10/3 miles per hour

To find the distance traveled in 9 minutes, multiply the rate by the time

distance = 10/3 *9 = 30

30 miles

4 0

2 years ago

Read 2 more answers