Evaluate the following expression. 2\cdot10^4-7^3=2⋅10 4 −7 3 =2, dot, 10, start superscript, 4, end superscript, minus, 7, cubed, equals

The area of a 25-inch tv screen is 300 square inches. the area of a 40-inch tv screen is 768 square inches. the are of the smaller screen is what percent of the area of the larger screen?

Estimate the product. round the first factor to the nearest whole number, round the second factor to the nearest ten, and then multiply. 3 8/9 × 96

If angle 2=3x +1 and angle 3=2x +4what is angle 2