WE know that, product of two negative terms is positive and the product of a negative and a positive term is negative.
All the other options other than A violate this rule.
Hence, the answer is
A. -1 * -1 = 1
Answer:
15 grams.
Step-by-step explanation:
That would be 30% of 50 g.
= 0.30 * 50 = 15 g (answer).
Answer:
2+18
Step-by-step explanation:5+123
Answer:
4 + 6√2
Step-by-step explanation: