2 years ago

PlEASE HELP URGENT!!!!!!!!!

Mathematics

2 answers:

ohaa [14]2 years ago

8 0

The answer is -3, i had a test with the same question

alukav5142 [94]2 years ago

7 0

Answer: i think 2 is right

Step-by-step explanation:

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How turtles run in 1 hour

IgorC [24]

Since they walk a little slower

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4 years ago

What expression is equivalent (2 ½ x 2 ¾)²

Alborosie

2.5x2.75
= 6.875
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4 years ago

The probability that an individual is left-handed is 0.16. In a class of 40 students, what is the mean (or expected value) and s

shtirl [24]

Answer:

C. mean: 6.4 and standard deviation: 2.31862028

Step-by-step explanation:

We are given

n=40

p=0.16

q= 1-p = 0.84

mean = np = 40*0.16 = 6.4

standard deviation = $\sqrt{ np(1-p) }$

= $\sqrt{40*.016*(1- 0.16)}$

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3 years ago

How do I solve 4^-3?

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If it means 4 to the power of -3.it goes as follows.

___________________________

- 64 is the answer.

7 0

3 years ago

Heather wants to purchase an electric guitar. The price of the guitar with tax is $2,240. She can't afford to buy it right now,

xenn [34]

Answer:

$338

Step-by-step explanation:

20% down payment:

$2240*0.2 = $448

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Sum of monthly payments:

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The finance charge is the difference in the loan amount and total monthly payments:

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5 0

3 years ago

Read 2 more answers