The sum of the first n terms of the arithmetic progression 5, 11, 17, 23, 29, 35, ... is?
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Past Questions
96 questionsFind the range of values of x for which 3x - 7 \(\leq\) 0 and x + 5 > 0?
Determine the value of x for which (x\(^2\) - 1) > 0?
W is directly proportional to U. If W = 5 when U = 3, find U when W = 2/7
Which of the following equations represent the graph above?
A polynomial in x whose roots are 4/3 and -3/5 is?
If \(p=\sqrt{\frac{rs^3}{t}}\), express r in terms of p, s and t?
I.S∩T∩W=S II. S ∪ T ∪ W = W
III. T ∩ W = S
If S⊂T⊂W, which of the above statements are true?
If x = {n\(^2\)+1:n is a positive integer and 1 \(\leq\) n \(\leq\) 5},
Y = {5n:n is a positive integer and 1 \(\leq\) n \(\leq\) 5}, find x \(\cap\) y.
Simplify \(\frac{5+\sqrt{7}}{3+\sqrt{7}}\)
If log\(_{10}\)2 = 0.3010 and log\(_{10}\)7 = 0.8451, evaluate log\(_{10}\)280
A student spent 1/5 of his allowance on books, 1/2 of remainder on food and kept the rest for contingencies. What fraction was kept?
A man bought a second-hand photocopying machine for N34,000. He serviced it at a cost of N2,000 and then sold it at a profit of 15%. What was the selling price?
Evaluate \(\frac{81.81+99.44}{20.09+36.16}\) correct to 3 significant figures.
Simplify \(7\frac{1}{12}-4\frac{3}{4}+2\frac{1}{2}\)
If 55\(_x\) + 52\(_x\) = 77\(_{10}\) find X