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- La ecuación:
-
Ecuación x^4+2*x^2-8=0
-
Ecuación x*(x^2+8*x+16)=5*(x+4)
-
Ecuación -25-x=-17
-
Ecuación x^2+3x=4
- Expresar {x} en función de y en la ecuación:
- -18*x-2*y=9
- -14*x+10*y=19
- -9*x+1*y=3
- -17*x+1*y=-11
-
Expresiones idénticas
- (dos *sinx- dos)(cosx+ uno)= cero
- (2 multiplicar por seno de x menos 2)( coseno de x más 1) es igual a 0
- (dos multiplicar por seno de x menos dos)( coseno de x más uno) es igual a cero
- (2sinx-2)(cosx+1)=0
- 2sinx-2cosx+1=0
- (2*sinx-2)(cosx+1)=O
-
Expresiones semejantes
- (2*sinx+2)(cosx+1)=0
- (2*sinx-2)(cosx-1)=0
-
Expresiones con funciones
- sinx
- sinx=0,13
- sinx*cosx=-cbrt(2)/4
- sinx+12=1
- Sinx+√3Cosx=0
- sinx
- cosx
- cosx/2=1/2
- cosx-2sinx=|cosx|
- cosx=-3√2
- cosx/1+sinx=0
- cosx3=-12
(2*sinx-2)(cosx+1)=0 la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Ha introducido
[src]
(2*sin(x) - 2)*(cos(x) + 1) = 0
$$\left(2 \sin{\left(x \right)} - 2\right) \left(\cos{\left(x \right)} + 1\right) = 0$$
Suma y producto de raíces
[src]
suma
pi -- 2
$$\frac{\pi}{2}$$
=
pi -- 2
$$\frac{\pi}{2}$$
producto
pi -- 2
$$\frac{\pi}{2}$$
=
pi -- 2
$$\frac{\pi}{2}$$
pi/2
Respuesta numérica
[src]
x1 = -4.71238972510871
x2 = 20.4203521040144
x3 = 14.1371670541233
x4 = -9.4247771659571
x5 = -15.7079629153079
x6 = 89.5353904491965
x7 = 28.2743341754945
x8 = -54.9778720182322
x9 = 95.8185760194982
x10 = 91.1061876552363
x11 = -80.110612598189
x12 = -67.5442418098533
x13 = -36.1283152412375
x14 = 53.4070755996576
x15 = 9.42477843554503
x16 = -10.9955748551384
x17 = 78.5398171133069
x18 = 95.8185752740457
x19 = -48.6946866272076
x20 = -80.1106132021689
x21 = -17.2787599436498
x22 = -47.1238889959053
x23 = 70.6858343847248
x24 = -9.42477803912498
x25 = -78.5398158929093
x26 = 97.3893727636802
x27 = 59.6902606806714
x28 = -36.1283154425655
x29 = -23.5619450352224
x30 = 7.85398102906603
x31 = 7.85398171221569
x32 = -28.2743336480697
x33 = -97.3893714507795
x34 = 47.1238904942283
x35 = -40.8407038286263
x36 = 64.4026492906291
x37 = -21.9911485861998
x38 = -67.5442421982957
x39 = -3.14159184058655
x40 = 65.9734457544547
x41 = 76.9690194715075
x42 = 3.14159333293613
x43 = -92.6769829387352
x44 = -72.2566308124
x45 = -92.6769840419483
x46 = -53.4070751835696
x47 = 72.2566310277751
x48 = 45.5530926628301
x49 = 14.1371671489923
x50 = 1.57079551350954
x51 = -29.8451301204693
x52 = -42.4115016348665
x53 = -61.2610571078691
x54 = 89.535389813038
x55 = 51.8362781499903
x56 = 21.9911487645526
x57 = 32.9867223081124
x58 = 84.8230024683554
x59 = 28.2743338658993
x60 = -65.9734457620421
x61 = 58.1194643357035
x62 = 51.8362788662234
x63 = 45.5530933953032
x64 = -73.8274272922377
x65 = 21.9911485854006
x66 = 34.5575199744236
x67 = 64.4026485321565
x68 = -36.1283160884276
x69 = -23.5619447475058
x70 = 20.4203521277509
x71 = -53.4070743077244
x72 = 39.269909219385
x73 = 34.5575191073073
x74 = -59.6902600112902
x75 = -48.6946868837405
x76 = 102.101761452822
x77 = 78.5398162552917
x78 = -98.9601691811564
x79 = -97.3893723253681
x80 = -86.3937987822353
x81 = 1.57079630283663
x82 = 40.8407053141756
x83 = -15.7079632945781
x84 = 26.7035372205512
x85 = -42.4115008107339
x86 = -29.8451305961185
x87 = -59.6902604539235
x88 = -91.1061861517562
x89 = 83.2522045933467
x90 = -86.3937979366251
x91 = 72.2566312610696
x92 = 39.2699074339268
x93 = -84.8230009904452
x94 = -34.5575187286473
x95 = 58.1194642879692
x96 = 15.707963516287
x96 = 15.707963516287