3 years ago

Compare the processes for finding common denominators for two, three and four fractions please help

Mathematics

1 answer:

Tema [17]3 years ago

5 0

12 because you count by 4s and 3s
and see what number is common
common also known as same

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7/4x^2 -2 = - 0.05x + 4

nata0808 [166]

Answer:

$x1=\frac{-2-2\sqrt{29401} }{245} x2=\frac{-2+2\sqrt{29401} }{245}$

Step-by-step explanation:

Step One: Convert

49/16x^2-2=-0.05x+4

Step Two: Multiply Both Sides by 80

245x^2-160=-4x+320

Step Three: Move everything to the left

245x^2+4x-480=0

Final Step: Quadratic Formula

$x1=\frac{-2-2\sqrt{29401} }{245} x2=\frac{-2+2\sqrt{29401} }{245}$

6 0

3 years ago

2÷9 <img src="https://tex.z-dn.net/?f=78%20%5Csqrt%7B%7D%20" id="TexFormula1" title="78 \sqrt{} " alt="78 \sqrt{} " align="ab

dimulka [17.4K]

Answer:

2 ÷ 9 ≈ 0.222

√78 ≈ 8.832

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3 years ago

A plane flew a total of 2220 miles its average speed was 555 mph how many hours did the plane fly

o-na [289]

2220 miles divided by 554mph would give you 4 hours

5 0

3 years ago

SOrry again but pleaaaase help

nikdorinn [45]

Answer:

4(10+9) - 40 + 36

9(5+2) - 45 + 18

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2 years ago

33 POINTS + BRAINLIEST

zubka84 [21]

Answer:

For question 2 (Triangle):

The triangle hThe entire triangle area = 2 * 13.125 =

26.25

Triangle perimeter both legs = 16.6 + base (7) = 23.6

For question 1 (Parallelogram):

longer congruent sides = 6-0 OR 4-(-2) = 6units

area= 3×6 = 18units^2

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3 years ago