Answer:
The answer is 181
Step-by-step explanation:
PEDMAS
1 x 1 + 9 x 20
1 x 1 = 1
1 + 9 x 20
9 x 20= 180
1+180
which equals 181
Use the quadratic formula to find the solutions.<span><span><span>−b±<span>√<span><span>b2</span>−4<span>(ac)</span></span></span></span><span>2a</span></span><span><span>-b±<span><span>b2</span>-4<span>(ac)</span></span></span><span>2a</span></span></span>Substitute the values <span><span>a=−1</span><span>a=-1</span></span>, <span><span>b=0</span><span>b=0</span></span>, and <span><span>c=40</span><span>c=40</span></span> into the quadratic formula and solve for <span>xx</span>.<span><span><span>0±<span>√<span><span>02</span>−4⋅<span>(−1⋅40)</span></span></span></span><span>2⋅−1</span></span><span><span>0±<span><span>02</span>-4⋅<span>(-1⋅40)</span></span></span><span>2⋅-1</span></span></span>Simplify.Tap for fewer steps...Simplify the numerator.Tap for more steps...<span><span>x=<span><span>0±4<span>√10</span></span><span>2⋅−1</span></span></span><span>x=<span><span>0±410</span><span>2⋅-1</span></span></span></span>Simplify the denominator.Tap for more steps...<span><span>x=<span><span>0±4<span>√10</span></span><span>−2</span></span></span><span>x=<span><span>0±410</span><span>-2</span></span></span></span>Simplify <span><span><span>0±4<span>√10</span></span><span>−2</span></span><span><span>0±410</span><span>-2</span></span></span>.<span><span>x=±2<span>√10</span></span><span>x=±210</span></span>The result can be shown in both exact and approximate form.<span><span>x=±2<span>√10</span></span><span>x=±210</span></span><span>x≈6.324555,−<span>6.324555</span></span>
Answer: f = 3x -7 / x
Step-by-step explanation:
fx=(x−3)(3)+2
Step 1: Divide both sides by x.
fx/x = 3x -7 / x
f = 3x -7 / x
Answer: f = 3x -7 / x
Divide 45 and 9 it was give you -5
Dead zone. Unfortunately these are real and it’s devastating for life.