Fill in the blank with a number to make the expression a perfect square. X^2-12x+

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?