Question

write common factors of the following:-
a). 14x²,35xy,42xy²
b). 4p,-16pq²,20p²q
c). -15a²,-45a³,-75a⁴
d). 2a²b³,8a³,b²,12a²b²

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Answer 1

Answer:

a) 7x

b) 4p

c) -5a²

d) 2a²b²

Step-by-step explanation:

a) 2•7 xx, 5•7xy, 7•6xxy

= 7x

b) 4p, -( 4•4pqq), 4•5ppq

= 4p

c) -(3•5aa), -(5•3•3aaa), -(5•5•3aaaa)

= -5a²

d) 2aabbb, 2•2•2aaabb, 2•2•3aabb

= 2a²b²

Answer 2

Answer:

the process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water. Photosynthesis in plants generally involves the green pigment chlorophyll and generates oxygen as a by-product.

"during photosynthesis plants absorb CO₂"