Answer:
$150
Step-by-step explanation:
5/(4+5) * 270 = 150
 
        
             
        
        
        
Answer:
 = 9
 = 9
Step-by-step explanation:
Given that,
Asn expression : 
We need to evaluate the above expression.
We know that, 
So,

or

So, the value of  is 9. Hence, the correct option is (b).
 is 9. Hence, the correct option is (b).
 
        
             
        
        
        
Answer:
a.) b⁷÷b⁴
 = <u>b⁷</u>
 b⁴
 = b^7-4
 = b³
b.) <u>x </u><u> </u><u>×</u><u> </u><u> </u><u>x⁵</u>
 x² × x 
 = <u>x</u><u>^</u><u>1+</u><u>5</u>
 x^2+1
= <u>x⁶</u>
 x³
= x^6-3
= x³
 
        
             
        
        
        
Answer:
I think it's 4y
Step-by-step explanation:
I think it's 4y is because if y = 0 they all work but 4y which is 0 while all the others are 4