Given that p = 2, q = -5 and r = - 4, evaluate 3p² - q² - r³

Similar Questions

If n is the median and m is the mode of the following set of numbers, 2.4, 2.1, 1.6, 2.6, 2.6, 3.7, ...

Simplify $7\frac{1}{12}-4\frac{3}{4}+2\frac{1}{2}$ ...

Simplify $\frac{x(x + 1)^{\frac{1}{2}} - (x + 1)^{\frac{1}{2}}}{(x + 1)^{\frac{1}{2}}}$ ...

If cos(x + 40)o = 0.0872, what is the value of x?...

Correct 0.007985 to three significant figures. ...

If log 2 = x, log 3 = y and log 7 = z, find, in terms of x, y and z, the value of log (\(\frac{28}{3...

From the diagram above, which of the following is true? ...

Evaluate \(\frac{\left(\frac{3}{8}\div\frac{1}{2}+\frac{1}{2}\right)}{\left(\frac{1}{8}\times\frac{2...

In the diagram, PQR is a straight line, (m + n) = 120o and (n + r) = 100o. Find (m + r)...

The nth term of a sequence is given 31 - n , find the sum of the first terms of the sequence....