exam Maths Puzzle Numerical Ability

How do you calculate the positive 4th root of 7?
Thanks!
Daniel

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exam Other Question

solve by graphing; estimate the coordinates of the intersection point to the nearest half unit.
x+y=-2; 2x-y=10 When using the Remainder Theorem and the divisor is of the form x + b, what value is used in f(x) to define the value of the remainder?

a. b
b. 0
c. -b
d. You have to kno