49a100
a2 + 2
72a + 2
2a + 2
2a2
Correct answer is D
log7(49a) - log10(0.01) = log7(72)a - log10100
log772a - log101 - log10 102
= 2a - 2
= 2a + a
A ladder leans against a vertical wall at an angle 60° to the wall, if the foot of the ladder is...
Find the values of x and y respectively if \(\begin{pmatrix} 1 & 0 \\ -1 & -1\\ 2 & 2 \...
If a positive integer, list the values of x which satisfy the equation 3x - 4 < 6 and x - 1 > 0...
In the diagram PQRS is a circle, |PT| = |QT| and ∠QPT = 70o what is the size of ∠PRS?...
Three boys shared D 10,500.00 in the ratio 6:7:8. Find the largest share. ...
Arrange the following numbers in ascending order of magnitude 67, 1315, 0....