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Murrr4er [49]
3 years ago
9

Whoever gets this in 5 mins will be brainlest

Mathematics
2 answers:
ivanzaharov [21]3 years ago
8 0

Answer:

easy its c

Step-by-step explanation:

so you do you start with the left 2 to the third power is 8

then the right side now is -3 to the second power is -9

in total 8- (9-)

so your answer is -1

hope this helps

Igoryamba3 years ago
7 0

Answer

-1

Step-by-step explanation:

First, you need to plug in your terms for a and b. Now, it should be 2^3 - (-3)^2. Then, do PEMDAS. Solve for the exponent first before subtracting. 2^3 is 8, and (-3)^2 is 9.

After this, you subtract.  8 - 9 is -1, so that is your answer.

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PLEASE HELP!!!!!!!!!!!!!
solniwko [45]

Answer:

the answer is c

Step-by-step explanation:

because it doesn't repeat the same number for example if it was two -1s it wouldn't be a function but positive and negative are different so yeah

6 0
3 years ago
Average sales for an online textbook distributor were $67.63 per customer per purchase. Assume the sales are normally distribute
Fynjy0 [20]

Answer:

(a)P(x>85.55)=0.02275

(b)P(x

Step-by-step explanation:

We are given that

Average sales for an online textbook distributor  per customer per purchase

,\mu=$67.63

Standard deviation of the amount spent on textbooks,\sigma=$8.96

(a) We have to find probability for a randomly selected customer spent more than $85.55 per purchase.

P(x>85.55)=P(\frac{x-\mu}{\sigma}>\frac{85.55-67.63}{8.96})

=P(Z>2)

=1-P(Z\leq 2)

=1-0.97725

P(x>85.55)=0.02275

(b)We have to find probability for a randomly selected customer spent less than $76.59 per purchase

P(x

P(x

P(x

6 0
3 years ago
Decrease from 126 ounces to 48 ounces
laiz [17]
78 is the answer BEST OF LUCK
8 0
3 years ago
HELO HELO PLEASEE ASAP ASAPPPPPPP PLEASEEEE
gizmo_the_mogwai [7]

Answer:the answer is D.

Step-by-step explanation:

5(x)- -3(y) is 8. Make the negative into a positive if the equation looks like that. 4x5=20 + 3x-3=-9 so 20+-9= 11

6 0
3 years ago
Read 2 more answers
Someone please help me with this!!!!!!!!!!!!!!
AveGali [126]

Answer:

tan 60 = opp/adj = a/10

a = 10×tan60 = (10 yd)×[(√3/2)/(1/2)]

= 17.3 yd

= 10√3 yd

4 0
3 years ago
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