Question Progress 1/3 Marks
Homework Progress
13/ 19 Marks
44%
a) Work out the value of 19 + 7 = 2 - 5
C
b) Re-write the statement 19 + 7 = 2 - 5 by including one pair of brackets
to make the total value equal to 8.
c) Re-write the statement 19 + 7 = 2 x 6 + 1 by including two pairs of brackets
to make the total value equal to 2.
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just take the area of the square and then the area of the circle then subtract the circle area from the squares area

step-by-step explanation:

3.how is solving radical equations different than solving linear equations?

step-by-step explanation:

a

step-by-step explanation:

explanation:

infrared radiation has wavelength in the range between 700 nm and 1 mm. lets' convert these values into scientific notation, keeping in mind that:

let's start from the lower value, we have:

(we moved the dot two places to the left, so we increased the exponent by 2 units, from -9 to -7)

the higher value is:

so, the range of wavelength of infrared radiation is: