3 years ago

For how many values of x: (4.9 cm < x < infinity) is it true that ex = 0?

Mathematics

1 answer:

RUDIKE [14]3 years ago

5 0

E^x is not zero for any finite value of x.

The number of values for which e^x is zero is zero.

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Could someone please help me?? I am really stuck! I appreciate it! Thank you so much! God Bless!

IgorLugansk [536]

$LINEAR \: \: EQUATIONS \: \: IN \: \: ONE \: \\ VARIABLE \\ \\ \\\\Given \: \: expression \: \: - \\ \\ 5 - \frac{x}{4} = \frac{3(x + 1)}{9} \\ \\ 5 - \frac{x}{4} = \frac{(x + 1)}{3} \\ \\ 5 - \frac{x}{4} = \frac{x}{3} + \frac{1}{3} \\ \\ 5 - \frac{1}{3} = \frac{x}{3} + \frac{x}{4} \\ \\ \frac{14}{3} = \frac{4x + 3x}{12} \\ \\ \frac{14}{3} = \frac{7x}{12} \\ \\ x = \frac{14}{3} \times \frac{12}{7} \\ \\ || \: \: x = 8 \: \: || \: \: \: \: \: \: \: \: Ans.$