What is 6,300,000 rounded to 7 digits

Given f(t) = 282 - 53 +1, determine the function value f(2). do not include f(z) = in your answer

Simplify 4 square root of 2 end root plus 7 square root of 2 end root minus 3 square root of 2 . (1 point) 2 square root of 8 8 square root of 2 8 square root of 6 6 square root of 8

The base of a triangle exceeds the height by 7 centimeters. if the area is 400 square centimeters, find the length of the base and the height of the triangle.