Answer:x= -3 {x=1 tx= -2 {x =1
Step-by-step explanation:
You put 15 over 65 is equal to 50 over x, then you multiply diagonally so 15x = 3250 then you divide both sides by 15 to get 216.67 which means 50 pencils equals 2.17 dollars
Answer:
0.0625
Step-by-step explanation:
Because 2x = 0.125, we'll divide 0.125 by 2 to het the answer. (0,125 ÷ 2 = 0.0625)
Answer:
, where n is a natural number.
Step-by-step explanation:
A series can be represented in a summation or sigma notation.
Greek capital letter, ∑ (sigma), is used to represent the sum.
For example:
, where n is a natural number.
The given series : 1,4,9,16 which can be written as
.
So , we can write it as
, where n is a natural number.