13
112
116
12
Correct answer is B
The sum of 2 16 and 2712
= 136 + 3112
= 13×2+3112
= 26+3112
= 5712
What should be subtracted from 5712 to give 314
5712 - y = 314
: y = 5712 - 314 = 5712 - 134
y = 57−3×1312 = 57−3912
y = 1812
y = 32 or 112
Use the graph to answer the Question below What are the roots of the equation x2 + 3x - 4 = 0?...
Simplify 3(2n+1)−4(2n−1)2n+1−2n ...
Examine M' ∩ N from the venn diagram...
An arc of a circle subtends an angle 70° at the centre. If the radius of the circle is 6cm, calc...
PQRS is a rhombus. If PR2 + QS2 = kPQ2, determine k....
A bricklayer charges ₦1,500 per day for himself and ₦500 per day for his assistant. If a two bed...