1. this is a series of squares Formula is an = n^2
2. Arithmetic series with common difference d = -2.
an = a1 + (n-1)d = 3 -2(n-1)
Cant see the rule for Number 3
Answer:
The answer is 15
Step-by-step explanation:
area of triangle is half * base * height
So 1/2*5*6 is 15
Answer:
Step-by-step explanation:
2.A
Answer: X = -12
Step-by-step explanation: 1) 12 + x/4 = 9
2) 12 + x/ 2^2 = 9
3) x/ 2^2 + 12 = 9
48, 53, 58, 63 is from low to hight numbers