Question

1. (-63) x (- 7) = ? 2.78 65 = ? O 3. Factories the following numbers into primes. 1) 208​

Answer 1

Step-by-step explanation:

$( - 63) \times ( - 7) \\ = (63 \times 7) \\ = 441$

Answer 2

Answer:

Factors of 63 are integers that can be divided evenly into 63. There are overall 6 factors of 63 i.e. 1, 3, 7, 9, 21, and 63 where 63 is the biggest factor. The sum of all factors of 63 is 104 and its factors in Pairs are (1, 63), (3, 21), and (7, 9).

• Factors of 63: 1, 3, 7, 9, 21 and 63
• Negative Factors of 63: -1, -3, -7, -9, -21 and -63
• Prime Factors of 63: 3, 7
• Prime Factorization of 63: 3 × 3 × 7 = 32 × 7
• Sum of Factors of 63: 104