<h2>(a-b)2</h2><h2>(4t-1)2</h2>
a2 - 2ab +b2
(4t)2 -2ab +b2
16t2- 2×4× 1+1
5......................................
Answer:
13
Step-by-step explanation:
Given the expression;
2 1/3 : 4 1/3 = 7 : x
Wea re to look for x;
Convert to improper fractions;
7/3 : 13/3 = 7:x
7/3 * 3/13 = 7/x
7/13 = 7/x
Cross multiply
7x = 13 * 7
7x = 91
x = 91/7
x = 13
Hence the unknown value is 13
Answer:
C
Step-by-step explanation:
For every 3 batteries, we see 2 hours of usage, look at the point (3, 2)
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