a23
a-13
a2 + 1
a
a13
Correct answer is E
(a2−1a)(a43+a23)a2−1a2
= (a2−1a)(a2+1a23)a4−1a2
= a4−1a53 x a2a4−1
= a13
A woman buys 270 oranges for N1800.00 and sells at 5 for N40.00. What is her profit? ...
If x = \(\begin{pmatrix} 1 & 0 & 1 \\ 2 & -1 & 0 \\ -1 & 0 & 1\end{pmatrix}\...
Express 25° 45' in decimal (Hint: 1° = 60') ...
Let J be the set of positive integers, If H = {x: x∈J, x2 < 3 and x ≠ 0}, then...
Marks 1 2 3 4 5 Frequency 2 2 8 4 4 The table above show the marks obtained in a given test...
Simplify 3 log69 + log612 + log664 - log672...
The length of a piece of stick is 1.75m. A girl measured it as 1.80m. Find the percentage error ...
Find the 4th term of an A.P, whose first term is 2 and the common difference is 0.5...