Fill in the blanks to complete the statement.
-The graph of $y = - \sqrt { x + 7 }$ can be obtained from the graph of $y = \sqrt { x }$ by shifting horizontally $?$ units to the $?$ and reflecting across the ?-axis.
A) 7 ; right: $x$
B) $7 ;$ left; $x$
C) 7 ; left: $y$
D) $- 7 ;$ left; $x$

Question

Quizplus · Accepted Answer

The graph of $y = - \sqrt { x + 7 }$ is obtained by shifting the graph of $y = \sqrt { x }$ 7 units to the left (due to $x + 7$) and reflecting it across the $x$-axis (due to the negative sign in front of the square root).

Fill in the Blanks to Complete the Statement y=−x+7y = - \sqrt { x + 7 }y=−x+7​

Fill in the Blanks to Complete the Statement $y = - \sqrt { x + 7 }$