Factorise the following:
(4x−15)2−(x+12)2
2 answers:
Answer:
2x+9
Step-by-step explanation:
(4x-15)-(2x-24)
4x - 2x - 15 - -24
4x - 2x - 15 + 24
2x - 15 + 24
2x + 9
2x+9
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Answer:
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Step-by-step explanation:
64 cm is 640 mm.
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- Perpendicular=50ft=P
- Hypotenuse=h=?
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
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Answer:
20 male learners
Total number of learners is 50
Step-by-step explanation:
(See attachment below)