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iragen [17]
3 years ago
10

1) If X = 2, calculate the value of: 2x squared - x

Mathematics
1 answer:
Marrrta [24]3 years ago
3 0
Use PEMDAS
1. 2(2^2)-2
=2(4)-2
=8-2
=6

2. 2((-2)^2)-(-2)
=2(4)+2
=8+2
=10
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GrogVix [38]
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A cone has a radius of 5 cm and a height of 9 cm. What is the volume of the cone to the nearest whole number? Use 3.14 for pi.
Katyanochek1 [597]

Answer:

235or 236

Step-by-step explanation:

A cone has a radius of 5 cm

a height of 9 cm

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= 3.14×25×3

=3.14×75

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3 years ago
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