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love history [14]
3 years ago
12

Question 3. Simplify the following in four steps.

Mathematics
2 answers:
miss Akunina [59]3 years ago
3 0

Answer:

X ¹/₅

Step-by-step explanation:

X ⁷/₁₀

X ¹/₂

apply the exponent rule:

= X ⁷/₁₀ - ¹/₂

= X ¹/₅

podryga [215]3 years ago
3 0

Answer:

\frac{x {}^{7} }{10}  \div x {}^{ \frac{1}{2} }

=  \frac{x {}^{7} }{10}  \times \frac{1}{x {}^{ \frac{1}{2} } }

=  \frac{x {}^{ \frac{13}{2} } }{10}

=  \frac{ \sqrt{x {}^{13} } }{10}

=  \frac{x {}^{6} \sqrt{x}  }{10}

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20% of the students in the class play an instrument. if there are 35 students in class, how many play an instrument?
kondor19780726 [428]

Answer:

7 students play an instrument.

Calculation:

35=100%

20%=[20×35]÷100

=7

6 0
2 years ago
Estephany has a box that is filled with toys. The box has a length of 3.5 feet, a width of 6 feet, and a height of 3 feet. What
Zigmanuir [339]

Answer:

63

Step-by-step explanation:

The formula for volume of a box is length×width×height = volume

So you would multiply  3.5×6×3=63

6 0
2 years ago
What is the exact volume of a cylinder that has a height of 1.8 ft and a radius of 6.1 ft?
lozanna [386]
Cylinder area=height times area of base (area of base=area of circle)

height =1.8
radius=6.1
area of circle=pi times r^2


area of circle=pi times 6.1^2=37.21π
times height

1.8 times 37.21π=66.978π

volume=66.978π ft^3
3 0
3 years ago
If (x^2−1)/(x+1) = 3x + 5, then x + 3 =<br> (A) -3<br> (B) -2<br> (C) 0<br> (D) 2<br> (E) 4
sineoko [7]
The answer is C) 0
Because math
4 0
2 years ago
Plz help I will give brainliest
natali 33 [55]

Answer:

Should be the second and third ones. If you multiply the values together, 3/4s will equal 3/16 and 3/32 with the other value.

5 0
2 years ago
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