Find the sum of the first 20 terms in an arithmetic progression whose first term is 7 and last term is 117.

Similar Questions

Simplify $\frac{x - 7}{x^2 - 9}$ x $\frac{x^2 - 3x}{x^2 - 49}$...

If $log_a 3$ = m and $log_a 5$ = p, find $log_a 75$...

Given that cos xo = $\frac{1}{r}$, express tan x in terms of r...

A solid hemisphere has a radius of 7 cm. Find the total surface area. ...

Simplify: 16$^{\frac{5}{4}}$ x 2$^{-3}$ x 3$^0$...

The value x in the figure given is ...

There are 250 boys and 150 girls in a school, if 60% of the boys and 40% of the girls play football,...

If R = [2, 4, 6, 7] and S = [1, 2, 4, 8], then R∪S equal ...

In the diagram, QRT is a straight line. If angle PTR = 90°, angle PRT = 60°, angle PQR = 30&...

solve the equation cos x + sin x $\frac{1}{cos x - sinx}$ for values of such that 0 $\leq$ x < 2...