Answer:
a=15
Step-by-step explanation:
By pythagoras' theorem
25²=20²+a²
625=400+a² group like terms
a²=625-400
a²=225
therefore a=15
If you multiply 6 times 8, you will get 48 as final answer
Answer:
Outlier
Step-by-step explanation:
Answer:
Option C. 2x + 20 / x² + 6x – 40
Step-by-step explanation:
f(x) = x + 16 / x² + 6x – 40
g(x) = 1 / x + 10
To find f(x) + g(x), please refer to the attached photo.
Answer:
Reason 4. Division Property of Equality
Step-by-step explanation:
It should be Multiplication Property of Equality instead, which is:
If given a = b
then a × c = b × c