Write 90 as a product of primes. Use index notation when giving your answer.
2 answers:
Answer:
90 =3 × 3 × 5 × 2.
Step-by-step explanation:
............
90/2= 45
45/3= 15
15/3=5
5/5=1
90= 2*3*3*5 = 2*3 (raised to the power of 2) *5
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