I’m not quite sure I understand but if your saying that -9 =x and -7 =y then the answer would be -59 so the equation wouldn’t be true I hoped I helped :)
Answer:
More than 1/2.
Step-by-step explanation:
1/2 in decimal form is 0.5, and since 0.7 is greater than 0.5, that means it is greater than 1/2.
Answer:
x = ±5
Step-by-step explanation:
x² - 25 = 0
x² = 25
√x² = √25
x = ±5
Check:
5² - 25 = 0
-5² - 25 = 0
25 - 25 = 0
Answer:
dư 0... 7^300 chia 7 đc 7^299 mà
