Answer:
a) £6.70 b)6.4%
Step-by-step explanation:
a) 105.20-98.50=6.70
b)105.20-98.50/105.20 x100= 6.4%
i hope i got it right welp
Answer:
15
Step-by-step explanation:
using the rule of exponents
= 
= 
= 
= 15
Answer:6x+36, 5x+5, 10x-9
Step-by-step explanation:
A = a+b/2 x h
Add sides a and b then divide by 2
After that multiply by the h
Answer: The exact form is 5.3965953e-16. But in exponential form: 9^(-16).
Step-by-step explanation:
Use your calculator to plug in the negative powers and to multiply. Do it one step at a time. If you want exponential form, then here:
9^(-53) * 9^(37)
Add exponents keep base
9^(-16)
Hope this helps
