What is the square root of 196
Suppose f(z) ={z + 1 if z ∈ C − R
1 if z ∈ R}
1.7-140
(1) Considere as matuzes A=([2x+4y,-6],[8,10]) e B=([8,-6],[8,6x-2y]), Determine x e y tal
que A=B
If 𝑓 𝑥 = cos 𝑥 . Find
𝑓 𝑎 − 3𝑏
/
(a^2 + 3b^2)
f(x)=3cos(4x
2
+20
∘
)
3 x (-3) x 4 x (-2) x (-2) x 2
(5-x)/2=8
3x(-3)x4x(-2)x(-2)x2
(x+3)/12=2