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Let z1=2-i,z2=-2+i Find. Re(z1z2/modulus of

Let z1=2-i,z2=-2+iFind. Re(z1z2/modulus of z1) I only know that modulus of z1= 2+i I have no idea . how to solve this?
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2. asked by Ash
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Find z1z2 and z1/z2 for the pair of complex numbers using trigonometric form.z1=4+9i, z2=-5-5i I got z1z2 = 25-65i But cannot
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2. asked by tony
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The Young's modulus for steel is 2x1011 and its rigidity modulus is 8x1010 Nm-2. Find the Poisson's ratio and its bulk modulus.
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2. asked by pramod
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The Young's modulus for steel is 2x1011 and its rigidity modulus is 8x1010 Nm-2. Find the Poisson's ratio and its bulk modulus.
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2. asked by pramod
3. 742 views
The Young’s modulus of steel is 2 × 1011 N/m2and its rigidity modulus is 8 × 1010 N/m2 Find the Poisson’s ratio & bulk
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2. asked by Devi
3. 630 views
a material has a youngs modulus of 1.25*105N/mm2 and a poissons ratio of 0.25.calculate the modulus of rigidity and the bulks
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2. asked by sanjeev
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A round bar 40 mm diameter was found to be 0.000775 mm. Find the Poisson's ratio and Young's Modulus for the material of the
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2. asked by ripon
3. 482 views
1. Given z1 = 2(cos pi/6 + i sin pi/6) and z2 = 3 (cos pi/4 + i sin pi/4), find z1z2 where 0 ≤ theta ≤ 2pi2. Find the
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2. asked by Precal
3. 148 views
In a design for a piece of medical apparatus, you need a material that is easily compressed when a pressure is applied to it.Wou
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2. asked by Marie
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Young's Modulus (Y) 20 X 1010 N/m2Shear Modulus (S) 8.1 X 1010 N/m2 Bulk Modulus (B) 16 X 1010 N/m2 The table to the above
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2. asked by richard
3. 1,012 views