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oksian1 [2.3K]
3 years ago
14

The quadratic equation x2 + 28 = 64 has two solutions,

Mathematics
1 answer:
AVprozaik [17]3 years ago
4 0

Answer:

x= 6, -6

Step-by-step explanation:

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Tlachihualtepeti is a pyramid in mexico. each side of the base measures 450 meters and had an original height of 66 meters. How
storchak [24]

Answer:

Basically, we are to determine the volume of that pyramid.

Right Regular Pyramid Volume = (Area of the Base * Height) ÷ 3

Volume = (202,500  * 66) ÷ 3

Volume = 4,455,000 cubic meters

By the way Wikipedia says that is the largest pyramid in the world.

Step-by-step explanation:

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The perimeter of the original rectangle on the left is 30 meters. The perimeter of the reduced rectangle on the right is 24 mete
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8 meters

Step-by-step explanation:

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Find the length of side x to the nearest tenth
navik [9.2K]

Answer:

x = 2 sqrt(3)/3

Step-by-step explanation:

Since this is a right triangle, we can use trig functions

sin theta = opp / hyp

sin 60 = 1 /x

x sin 60 =1

x = 1 /sin 60

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3 years ago
For the graph, locate the x-intercept and y-intercept.
alexgriva [62]
X-intercept = -4
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5 0
3 years ago
Expand(2x-1)(x+5) please answer this ASAP thank you.
hjlf

Answer:

2x² + 9x - 5

Step-by-step explanation:

Given

(2x - 1)(x + 5)

Each term in the second factor is multiplied by each term in the first factor, that is

2x(x + 5) - 1(x + 5) ← distribute both parenthesis

= 2x² + 10x - x - 5 ← collect like terms

= 2x² + 9x - 5

4 0
3 years ago
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