calculate square root

Sketch the square root function y = x - 5 + 3 and state its domain and range. => Graph 1; domain is x ≥ 5 and the range is y ≥ -3 or Graph 4; domain is x ≥ -5 and the range is y ≥ -3 or Graph 3; domain is x ≥ 5 and the range is y ≥ 3 or Graph 2; domain is x &ge..

In the figure, ABCD is a quadrilateral with diagonal AC. The diagonal divides the quadrilateral into two triangles, ABC and ADC. The ratio of the area of ΔABC to ΔADC is 2 : 3. If the area of quadrilateral ABCD = 10 square units, calculate the difference between the ..

There are two methods to derive the formula for the solution of the quadratic equation (i) Simple Method and (ii) By Sridhar's Method. The quadratic equation has two roots..

Express the expression with as few square root symbols as possible and no parentheses. 3 + 2 5 + 7 3 + 9 5 => 3 3 + 16 5 or 11 3 + 8 5 or 8 3 + 11 5 or 7 3 + 11 5..

Express the expression with as few square root symbols as possible and no parentheses. 2 7 + 2 2 · 3 5 - 3 1 0 => 2 7 + 3 1 0 or 2 7 - 3 1 0 or 2 7 + 4 1 0 or 2 7 - 4 1 0..

Two batches of 100 animals were tested in a drug research lab. One batch was given an antiviral injection and all the animals in the two batches were exposed to viral infection. The table gives the numbers of dead and survived animals. Dead Survived Inoculated 15 85 Not inoculated 61 39 Use the Yat..

The formula x = p + x - p 2 2 p + 1 is used to approximate the square root of a number x , where p is the square root of the nearest perfect square less than x . Use the equation to find 8 5 . => 18.211 or 10.211 or 7.211 or 9.211..

Calculate the value of m that would make the left side a perfect square trinomial. x 2 + m x + 49 = 0 =>± 21 or ± 14 or ± 7 or ± 49..

Divide the total obtained in step 3 by the number of items and calculate the square root to get the standard deviatio..

The time t to reach the ground for a freely falling body varies as the square root of the height h through which it is falling. Express t as a power function of h with a constant of proportion 2 g . => t = h or t = 2 h g or t = 2 g h or t = 2 g h 2..