exam Maths Puzzle Numerical Ability

In the number 2^6972593 - 1: Determine how many digits are needed to write out this number using base 10? Is the correct answer 2,098,959?

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exam Other Question

x2+x=3 4X+3
______ + _____
x+2 X=2
You knew it was coming, didn’t you? Problem 22 asks you to graph the given function. Example 5 on p. 657 provides a good model to go by….

22) f(x) = -2x - 5