Question p4−4 Factor the expression (p2−2)(p2+2) Evaluate p4−4Rewrite the expression in exponential form (p2)2−22Solution (p2−2)(p2+2) Show Solution Find the roots p1=−2,p2=2Alternative Form p1≈−1.414214,p2≈1.414214 Evaluate p4−4To find the roots of the expression,set the expression equal to 0 p4−4=0Move the constant to the right-hand side and change its sign p4=0+4Removing 0 doesn't change the value,so remove it from the expression p4=4Take the root of both sides of the equation and remember to use both positive and negative roots p=±44Simplify the expression More Steps Evaluate 44Write the number in exponential form with the base of 2 422Reduce the index of the radical and exponent with 2 2 p=±2Separate the equation into 2 possible cases p=2p=−2Solution p1=−2,p2=2Alternative Form p1≈−1.414214,p2≈1.414214 Show Solution
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