Question

which of the following are prime factorisation?
35 = 5 x 7
(b) 54 = 2 x 3 x 9
114 = 2 x 3 x 19
(d) 124 = 2 x 2 x 31
180 = 2 x 2 x 3 x 15
(f) 144 = 2 x 2 x 4 x3 x3
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Answer 1

Step-by-step explanation:

35=5×7

114=2×3×19

124=2×2×31