Alim buys two t-shirts for $9.50 each a three pack of socks for $7.95 and a pair of shoes for $49.95 the sales tax is 6% to the nearest cent what is the total cost of alim's purchases

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:

step-by-step explanation:

left be aligning the decimal points is required to not required see the number of digits to the right

y= -2x+4, have a great day