If it's 4 less than 2 times a number if would be
<span>2x - 4</span>
Patterns find next 2 numbers 1.) 7,4,1,-2,__,__ <br>
2.) 1,4,9,16,__,__ <br>
3.) 0,1,8,27,__,__
kati45 [8]
Answer:
1. 7, 4, 1, -2, -5, -8
2. 1, 4, 9, 16, 25, 36
3. i'm not sure about this one.
Answer:
6825
Step-by-step explanation:
From the equation, the series is a geometric series, such that
a = 5
r = 4
n = 6
sum of a geometric series is a(r^n - 1)/(r - 1)
therefore,
sum of the series is 5 x (4^6 - 1) / (4 - 1)
= 5 x (4096 - 1) / 3
= 5 x 4095 / 3
= 6825
Answer:
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Step-by-step explanation:
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