Math

QuestionCalculate the expression 2(1.2)4-|2(1.2)-4|.

Studdy Solution

STEP 1

Assumptions1. The absolute value function, denoted by x|x|, is a function that outputs the non-negative value of xx. If xx is positive or zero, x|x| equals xx. If xx is negative, x|x| equals x-x.

STEP 2

First, we need to evaluate the expression inside the absolute value function. This involves multiplying2 by1.2 and then subtracting4.
2(1.2)42(1.2) -4

STEP 3

Calculate the result of the multiplication.
2.2. -

STEP 4

Subtract4 from2.4.
2.44=1.62.4 -4 = -1.6

STEP 5

Now, we need to find the absolute value of 1.-1..1.|-1.|

STEP 6

Calculate the absolute value of 1.6-1.6.
1.6=1.6|-1.6| =1.6

STEP 7

Finally, we need to multiply the result by 1-1 because of the negative sign outside the absolute value function.
1.6-1.6

STEP 8

Calculate the final result.
1.6=1.6-1.6 = -1.6So, 2(1.2)4-|2(1.2)-4| equals 1.6-1.6.

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