2 years ago

What is the value of the expression shown below?

1 answer:

7 0

The general and correct rule in order of operations is PEMDAS which is parentheses, exponents, multiplication, division, addition then subtraction.

Given the expression 2 + (3 + 5)2 ÷ 4 ⋅(1/2)^4
P : 2 + (8)2 ÷ 4 ⋅(1/2)^4
E : 2 + (8)2 ÷ 4 ⋅ 0.0625
M: 2 + 16 ÷ 0.25
D: 2 + 64
A: 66
S: -

The final answer is then 66.

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You can walk 1.75 miles in 30 minutes. What is your average speed?

Varvara68 [4.7K]

Answer:

The answer is 3.5 mph

Step-by-step explanation:

30 x 2 = 60 minutes = 1 hour

1.75 x 2 = 3.5 miles

So 3.5 miles in 1 hour

3.5 mph

3 0

2 years ago

65.874 to 1 decimal place

kiruha [24]

then its 658.74 or 6.5874

3 0

2 years ago

I have 3 questions, 20 points each please explain your answer and show work, and PLEASE GIVE AN ACTUAL ANSWER. PLEASE ANSWER SOO

alexdok [17]

Answer:

Step-by-step explanation:

1.From the given triangle, ABC, using the proportionality theorem, we get

$\frac{FA}{CA}=\frac{EF}{BC}$

⇒ $\frac{8}{40}=\frac{5}{x}$

⇒ $x=25ft$

Thus, the height will be 25 feet.

Statement Reason

1.∠C≅∠E Given

2. ∠ABC≅∠DBE Vertically opposite angles

3. ΔABC is similar to ΔDBE AA similarity rule.

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3 years ago

Write the equation in slope-intercept form of a line with slope -2 that passes through the point (1.-7)

tiny-mole [99]

Answer:

y=-2x-5

Step-by-step explanation:

y-y1=m(x-x1)

y-(-7)=-2(x-1)

y+7=-2x+2

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y=-2x-5

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2 years ago

Use the greatest common factor to write the fraction in simplest form: 32/48

Illusion [34]

Answer:

Divide both by 8

Which gives you

4/6

That can be simplest form by 2

2/3 is your final answer!

8 0

2 years ago