(Solved): Section (2.4): Solve bx Taking Square roots/lmaginary Numbers Solve by taking the square root of bo ...

Section (2.4): Solve bx Taking Square roots/lmaginary Numbers Solve by taking the square root of both sides. Be on the lookout for imaginary solutionst (Remember, if you have a negative under your radical, you will get an "T in your answer. Also, don't forget your \( \pm 1) \) SHOW ALL WORK; CIRCLE OR BOX YOUR FINAL ANSWER! 1. \( \sqrt{x^{2}}=\sqrt{49} \) 2.) \( x^{2}-10=90 \) 3.) \( 2 x^{2}=24 \) \( x+7 \) \[ x=\pm 7 \] 4.) \( x^{2}=-81 \) 5.) \( -3 x^{2}=75 \) Section \( (2,4): \) Complex Numbers Add, subtract, or multiply the complex numbers. SHOW ALL WORK; CIRCLE OR BOX FINAL ANSWERSI 6.) \( (7+4 i)+(8-2 i) \) 7.) \( (-3-5 l)-(-10+3 i) \) 8.) \( (6-2 t)(3-5 t) \) 8.) \( (2+4 i)(2-4 i) \)