Answer:
x = ± 2
Step-by-step explanation:
Given
16 - 2x² = - 64 ( subtract 16 from both sides )
- 2x² = - 80 ( divide both sides by - 2 )
x² = 40 ( take the square root of both sides )
x = ± = ±
= ± 2
Find the diameter of the object. uw cm 3/5 diameter: cm
1 answer:
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Answer:
Step-by-step explanation:
to divide 2 fractions follow the procedure
• Leave the first fraction
• Change division to multiplication
• Turn the second fraction upside down
• Simplify by cancelling common factors, if possible
÷
= ×
(cancel 6 and 9 by 3 )
= ×
=
= ← in simplest form
The fraction is in simplest form when no factor apart from 1 divides into the numerator/ denominator