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svetoff [14.1K]
3 years ago
15

Using the order of operations, what should be done first to evaluate (-4)² +6+(-3+4) (2) -5?

Mathematics
2 answers:
Elan Coil [88]3 years ago
8 0
Add -3 and 4 because it is in parenthesis.
crimeas [40]3 years ago
6 0

Answer:

The answer is C

Step-by-step explanation:

This is because acoording to the order of operations or PEMDAS you do the perantheses first.

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1. The student council at Camp Creek Middle School determines that 3 out of 4
blagie [28]

Answer:

Hi there!

Your answer is: 150 people prefer that school assemblies be held on Friday afternoon

Step-by-step explanation:

3 out of 4 students means that 75% of students prefer assemblies on Friday afternoon!

To find 75% of 200:

200 = 100%

/100 to find 1%

2 people = 1%

Multiply it by 75 to determine 75%

2×75= 150

150people is 75% of 200 people!

I hope this makes sense! Let me know if you have questions!

7 0
3 years ago
Read 2 more answers
1 minus 1/2 minus 1/3 minus 1/4
serg [7]

1 - 1/2 - 1/3 - 1/4 =


     12 - 6 - 4 -3 =

_______________

            12

= -1/12  (-0.08333...)

8 0
3 years ago
A farmers field has the dimensions shown. He needs to find the area of the field so that he knows how much he needs to buy .What
kolbaska11 [484]

Answer:

Area of the rectangular Field = 3 8/9 km²

Step-by-step explanation:

Length of the field = 2 1/3 km

Width of the field = 1 2/3 km

Area of a rectangular Field = length × width

= 2 1/3 × 1 2/3

= 7/3 × 5/3

= (7*5)/(3*3)

= 35/9

Area of the rectangular Field = 3 8/9 km²

Perimeter of the rectangular Field = 2(length + width)

= 2(2 1/3 + 1 2/3)

= 2(7/3 + 5/3)

= 2(7+5/3)

= 2(12/3)

=2(4)

= 8 km

Perimeter of the rectangular Field = 8 km

5 0
3 years ago
Suppose sin(A) = 1/4. use the trig identity sin^2(A)+cos^2(A)=1 to find cos(A) in quadrant II. around to ten-thousandth.
larisa86 [58]

In quadrant II, \cos(A) will be negative. So

\sin^2(A) + \cos^2(A) = 1 \implies \cos(A) = -\sqrt{1 - \sin^2(A)} = -\dfrac{\sqrt{15}}4 \approx \boxed{-0.9682}

8 0
2 years ago
compare the price per dozen eggs at the local grocery store and at the supermarket Edward bought 8 dozen eggs in the supermarket
creativ13 [48]

Answer:

8

Step-by-step explanation:

<h2>i'm a 12 year old girl and i get it  so you have to think about the local store  would be half witch would be 4 so the answer is 8 </h2>
7 0
3 years ago
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