213
212
211
210
Correct answer is B
a = 4, r = \(\frac{4}{2}\)
\(\frac{8}{4}\) = 2
n = 11
Tn = arn - 1
T11 = 4(2)11 - 1
4(2)10 = 212
since 4 = 22
= 212
On a pie chart, there are four sectors of which three angles are 45°, 90° and 135&...
A bowl is designed by revolving completely the area enclosed by y = x2 - 1, y = 3 and x ≥ 0 aroun...
Use mathematical table to evaluate (cos40° - sin30°) ...
Simplify \(\sqrt{6a} \times \sqrt{576a^6}\)...
Calculate the time taken for N3000 to earn N600 if invested at 8% simple interest...
Evaluate \(\int 2(2x - 3)^{\frac{2}{3}} \mathrm d x\) ...
Interprete the inequality represented on the number line ...
Find the positive value of x if the standard deviation of the numbers 1, x + 1, 2x + 1 is 6 ...