This algebra lesson explains geometric series<span>. ... To </span>find<span> the sum of the first n terms of a geometric sequence: Sn = the summation of ... 5 , -</span>10<span> , </span>20<span> , -</span>40<span> , 80 , .</span>
Answer: 32
Step-by-step explanation:
we have in this case right triangle with a leg equal to 24 and a hypotenuse equal to 40
c^2=a^2+b^2
40^2=24^2+b^2
b^2=1600-576=1024
b=sqrt1024=32
Answer:
x= 70
Step-by-step explanation:
In this question you have to use BODMAS. This indicates that you have to do the equation in the brackets first. Therefore, 3x15= 45. Then you add 25, which will give you 70.
Answer:
134.04
Step-by-step explanation:
