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shutvik [7]
3 years ago
7

Christian evaluated the expression, but his teacher told him he made a mistake.

Mathematics
1 answer:
NeX [460]3 years ago
6 0
(24-3) + 18
21 + 18
39
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Find the area of the figure below. You may assume all sides are perpendicular.
kirza4 [7]

Answer:

I think the answers is 27, just add all of those squares.

5 0
3 years ago
A local pizzeria offers 14 toppings for their pizzas and you can choose any 5 of them for one fixed price. How many different ty
Ne4ueva [31]
C(14,5)=\dfrac{14!}{5!9!}=\dfrac{10\cdot11\cdot12\cdot13\cdot14}{2\cdot3\cdot4\cdot5}=2002
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3 years ago
What is the length of x in the triangle shown
ivann1987 [24]
Since this is a right triangle the angle opposite the side 17 is also 45°

So this can be solved in two ways...

The Law of sines...

x/sin90=17/sin45

x=17/sin45

x≈24.04 to nearest hundredth

or by realizing that both sides are 17 because they are both opposite 45° angles then the hypotenuse x is

x=√(2*17^2)

x=√578

x≈24.04
8 0
3 years ago
Plz quick hurry help !!
tankabanditka [31]
The answer is A. it is 4 multiplied 3 times
6 0
3 years ago
Find the solutions for this polynomial equation 3(x − 2)(x2 − 9)(x + 7) = 0
kherson [118]

Answer: If the x2-9 is x^2-9, then this is the answer. If not and it's supposed to be 2x then the answer is x=2 or x=−7 or x=9/2

Step-by-step explanation:

3(x−2)(x2−9)(x+7)=0

3x4+15x3−69x2−135x+378=0

Step 1: Factor left side of equation.

3(x−2)(x+3)(x−3)(x+7)=0

Step 2: Set factors equal to 0.

x−2=0 or x+3=0 or x−3=0 or x+7=0

x=2 or x=−3 or x=3 or x=−7

4 0
3 years ago
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